65.026 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.022 * * * [progress]: [2/2] Setting up program. 0.025 * [progress]: [Phase 2 of 3] Improving. 0.025 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 0.025 * [simplify]: Simplifying: (+ x (/ (- y x) 2.0)) 0.025 * * [simplify]: iteration 0: 6 enodes 0.027 * * [simplify]: iteration 1: 12 enodes 0.029 * * [simplify]: iteration 2: 19 enodes 0.033 * * [simplify]: iteration 3: 28 enodes 0.038 * * [simplify]: iteration 4: 38 enodes 0.049 * * [simplify]: iteration 5: 54 enodes 0.059 * * [simplify]: iteration 6: 93 enodes 0.073 * * [simplify]: iteration 7: 143 enodes 0.090 * * [simplify]: iteration 8: 183 enodes 0.108 * * [simplify]: iteration 9: 235 enodes 0.130 * * [simplify]: iteration 10: 275 enodes 0.153 * * [simplify]: iteration 11: 327 enodes 0.183 * * [simplify]: iteration 12: 375 enodes 0.226 * * [simplify]: iteration 13: 459 enodes 0.256 * * [simplify]: iteration 14: 503 enodes 0.296 * * [simplify]: iteration 15: 570 enodes 0.338 * * [simplify]: iteration 16: 596 enodes 0.379 * * [simplify]: iteration 17: 633 enodes 0.415 * * [simplify]: iteration 18: 670 enodes 0.469 * * [simplify]: iteration 19: 718 enodes 0.515 * * [simplify]: iteration 20: 757 enodes 0.562 * * [simplify]: iteration 21: 804 enodes 0.592 * * [simplify]: iteration 22: 836 enodes 0.624 * * [simplify]: iteration 23: 881 enodes 0.653 * * [simplify]: iteration 24: 914 enodes 0.684 * * [simplify]: iteration 25: 961 enodes 0.713 * * [simplify]: iteration 26: 999 enodes 0.745 * * [simplify]: iteration 27: 1041 enodes 0.772 * * [simplify]: iteration 28: 1074 enodes 0.807 * * [simplify]: iteration 29: 1127 enodes 0.833 * * [simplify]: iteration 30: 1159 enodes 0.866 * * [simplify]: iteration 31: 1201 enodes 0.895 * * [simplify]: iteration 32: 1238 enodes 0.926 * * [simplify]: iteration 33: 1285 enodes 0.953 * * [simplify]: iteration 34: 1317 enodes 0.985 * * [simplify]: iteration 35: 1364 enodes 1.013 * * [simplify]: iteration 36: 1397 enodes 1.043 * * [simplify]: iteration 37: 1444 enodes 1.074 * * [simplify]: iteration 38: 1482 enodes 1.105 * * [simplify]: iteration 39: 1524 enodes 1.133 * * [simplify]: iteration 40: 1557 enodes 1.169 * * [simplify]: iteration 41: 1610 enodes 1.197 * * [simplify]: iteration 42: 1642 enodes 1.236 * * [simplify]: iteration 43: 1684 enodes 1.266 * * [simplify]: iteration 44: 1721 enodes 1.298 * * [simplify]: iteration 45: 1768 enodes 1.328 * * [simplify]: iteration 46: 1800 enodes 1.371 * * [simplify]: iteration 47: 1847 enodes 1.412 * * [simplify]: iteration 48: 1880 enodes 1.452 * * [simplify]: iteration 49: 1927 enodes 1.489 * * [simplify]: iteration 50: 1965 enodes 1.531 * * [simplify]: iteration 51: 2007 enodes 1.559 * * [simplify]: iteration 52: 2040 enodes 1.594 * * [simplify]: iteration 53: 2093 enodes 1.620 * * [simplify]: iteration 54: 2125 enodes 1.653 * * [simplify]: iteration 55: 2167 enodes 1.680 * * [simplify]: iteration 56: 2204 enodes 1.711 * * [simplify]: iteration 57: 2251 enodes 1.743 * * [simplify]: iteration 58: 2283 enodes 1.774 * * [simplify]: iteration 59: 2330 enodes 1.814 * * [simplify]: iteration 60: 2363 enodes 1.852 * * [simplify]: iteration 61: 2410 enodes 1.881 * * [simplify]: iteration 62: 2452 enodes 1.913 * * [simplify]: iteration 63: 2494 enodes 1.965 * * [simplify]: iteration 64: 2527 enodes 2.013 * * [simplify]: iteration 65: 2580 enodes 2.044 * * [simplify]: iteration 66: 2612 enodes 2.084 * * [simplify]: iteration 67: 2654 enodes 2.121 * * [simplify]: iteration 68: 2691 enodes 2.170 * * [simplify]: iteration 69: 2738 enodes 2.214 * * [simplify]: iteration 70: 2770 enodes 2.267 * * [simplify]: iteration 71: 2819 enodes 2.314 * * [simplify]: iteration 72: 2852 enodes 2.364 * * [simplify]: iteration 73: 2899 enodes 2.411 * * [simplify]: iteration 74: 2937 enodes 2.465 * * [simplify]: iteration 75: 2979 enodes 2.494 * * [simplify]: iteration 76: 3012 enodes 2.545 * * [simplify]: iteration 77: 3065 enodes 2.589 * * [simplify]: iteration 78: 3097 enodes 2.644 * * [simplify]: iteration 79: 3139 enodes 2.682 * * [simplify]: iteration 80: 3178 enodes 2.725 * * [simplify]: iteration 81: 3225 enodes 2.754 * * [simplify]: iteration 82: 3257 enodes 2.806 * * [simplify]: iteration 83: 3304 enodes 2.845 * * [simplify]: iteration 84: 3337 enodes 2.908 * * [simplify]: iteration 85: 3384 enodes 2.964 * * [simplify]: iteration 86: 3426 enodes 3.014 * * [simplify]: iteration 87: 3468 enodes 3.054 * * [simplify]: iteration 88: 3501 enodes 3.109 * * [simplify]: iteration 89: 3554 enodes 3.150 * * [simplify]: iteration 90: 3586 enodes 3.187 * * [simplify]: iteration 91: 3628 enodes 3.224 * * [simplify]: iteration 92: 3665 enodes 3.272 * * [simplify]: iteration 93: 3712 enodes 3.329 * * [simplify]: iteration 94: 3744 enodes 3.382 * * [simplify]: iteration 95: 3789 enodes 3.428 * * [simplify]: iteration 96: 3822 enodes 3.460 * * [simplify]: iteration 97: 3869 enodes 3.490 * * [simplify]: iteration 98: 3911 enodes 3.522 * * [simplify]: iteration 99: 3953 enodes 3.551 * * [simplify]: iteration 100: 3986 enodes 3.586 * * [simplify]: iteration 101: 4039 enodes 3.617 * * [simplify]: iteration 102: 4071 enodes 3.657 * * [simplify]: iteration 103: 4113 enodes 3.708 * * [simplify]: iteration 104: 4150 enodes 3.763 * * [simplify]: iteration 105: 4197 enodes 3.792 * * [simplify]: iteration 106: 4229 enodes 3.833 * * [simplify]: iteration 107: 4278 enodes 3.882 * * [simplify]: iteration 108: 4311 enodes 3.914 * * [simplify]: iteration 109: 4358 enodes 3.943 * * [simplify]: iteration 110: 4396 enodes 3.978 * * [simplify]: iteration 111: 4438 enodes 4.012 * * [simplify]: iteration 112: 4471 enodes 4.047 * * [simplify]: iteration 113: 4524 enodes 4.079 * * [simplify]: iteration 114: 4556 enodes 4.146 * * [simplify]: iteration 115: 4598 enodes 4.191 * * [simplify]: iteration 116: 4637 enodes 4.224 * * [simplify]: iteration 117: 4684 enodes 4.252 * * [simplify]: iteration 118: 4716 enodes 4.286 * * [simplify]: iteration 119: 4765 enodes 4.343 * * [simplify]: iteration 120: 4798 enodes 4.403 * * [simplify]: iteration 121: 4845 enodes 4.433 * * [simplify]: iteration 122: 4883 enodes 4.468 * * [simplify]: iteration 123: 4925 enodes 4.502 * * [simplify]: iteration 124: 4958 enodes 4.540 * * [simplify]: iteration complete: 5000 enodes 4.540 * * [simplify]: Extracting #0: cost 1 inf + 0 4.540 * * [simplify]: Extracting #1: cost 18 inf + 0 4.540 * * [simplify]: Extracting #2: cost 26 inf + 1 4.541 * * [simplify]: Extracting #3: cost 24 inf + 536 4.542 * * [simplify]: Extracting #4: cost 3 inf + 2222 4.545 * * [simplify]: Extracting #5: cost 0 inf + 2631 4.548 * [simplify]: Simplified to: (+ (/ (- y x) 2.0) x) 4.549 * * [progress]: iteration 1 / 4 4.549 * * * [progress]: picking best candidate 4.552 * * * * [pick]: Picked # 4.552 * * * [progress]: localizing error 4.569 * * * [progress]: generating rewritten candidates 4.569 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 4.593 * * * [progress]: generating series expansions 4.593 * * * * [progress]: [ 1 / 1 ] generating series at (2) 4.593 * [backup-simplify]: Simplify (+ x (/ (- y x) 2.0)) into (+ (* 0.5 x) (* 0.5 y)) 4.593 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in (x y) around 0 4.593 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in y 4.593 * [taylor]: Taking taylor expansion of (* 0.5 x) in y 4.593 * [taylor]: Taking taylor expansion of 0.5 in y 4.593 * [backup-simplify]: Simplify 0.5 into 0.5 4.593 * [taylor]: Taking taylor expansion of x in y 4.593 * [backup-simplify]: Simplify x into x 4.593 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 4.593 * [taylor]: Taking taylor expansion of 0.5 in y 4.593 * [backup-simplify]: Simplify 0.5 into 0.5 4.593 * [taylor]: Taking taylor expansion of y in y 4.593 * [backup-simplify]: Simplify 0 into 0 4.593 * [backup-simplify]: Simplify 1 into 1 4.593 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in x 4.594 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 4.594 * [taylor]: Taking taylor expansion of 0.5 in x 4.594 * [backup-simplify]: Simplify 0.5 into 0.5 4.594 * [taylor]: Taking taylor expansion of x in x 4.594 * [backup-simplify]: Simplify 0 into 0 4.594 * [backup-simplify]: Simplify 1 into 1 4.594 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 4.594 * [taylor]: Taking taylor expansion of 0.5 in x 4.594 * [backup-simplify]: Simplify 0.5 into 0.5 4.594 * [taylor]: Taking taylor expansion of y in x 4.594 * [backup-simplify]: Simplify y into y 4.594 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in x 4.594 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 4.594 * [taylor]: Taking taylor expansion of 0.5 in x 4.594 * [backup-simplify]: Simplify 0.5 into 0.5 4.594 * [taylor]: Taking taylor expansion of x in x 4.594 * [backup-simplify]: Simplify 0 into 0 4.594 * [backup-simplify]: Simplify 1 into 1 4.594 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 4.594 * [taylor]: Taking taylor expansion of 0.5 in x 4.594 * [backup-simplify]: Simplify 0.5 into 0.5 4.594 * [taylor]: Taking taylor expansion of y in x 4.594 * [backup-simplify]: Simplify y into y 4.595 * [backup-simplify]: Simplify (* 0.5 0) into 0 4.595 * [backup-simplify]: Simplify (* 0.5 y) into (* 0.5 y) 4.595 * [backup-simplify]: Simplify (+ 0 (* 0.5 y)) into (* 0.5 y) 4.595 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 4.595 * [taylor]: Taking taylor expansion of 0.5 in y 4.595 * [backup-simplify]: Simplify 0.5 into 0.5 4.595 * [taylor]: Taking taylor expansion of y in y 4.595 * [backup-simplify]: Simplify 0 into 0 4.595 * [backup-simplify]: Simplify 1 into 1 4.596 * [backup-simplify]: Simplify (* 0.5 0) into 0 4.596 * [backup-simplify]: Simplify 0 into 0 4.598 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 4.598 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 y)) into 0 4.598 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 4.598 * [taylor]: Taking taylor expansion of 0.5 in y 4.598 * [backup-simplify]: Simplify 0.5 into 0.5 4.599 * [backup-simplify]: Simplify 0.5 into 0.5 4.600 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 4.600 * [backup-simplify]: Simplify 0.5 into 0.5 4.605 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0 4.606 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 y))) into 0 4.606 * [backup-simplify]: Simplify (+ 0 0) into 0 4.606 * [taylor]: Taking taylor expansion of 0 in y 4.606 * [backup-simplify]: Simplify 0 into 0 4.606 * [backup-simplify]: Simplify 0 into 0 4.606 * [backup-simplify]: Simplify 0 into 0 4.607 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0 4.607 * [backup-simplify]: Simplify 0 into 0 4.608 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 4.610 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0 4.610 * [backup-simplify]: Simplify (+ 0 0) into 0 4.610 * [taylor]: Taking taylor expansion of 0 in y 4.610 * [backup-simplify]: Simplify 0 into 0 4.610 * [backup-simplify]: Simplify 0 into 0 4.610 * [backup-simplify]: Simplify 0 into 0 4.610 * [backup-simplify]: Simplify 0 into 0 4.610 * [backup-simplify]: Simplify (+ (* 0.5 (* y 1)) (* 0.5 (* 1 x))) into (+ (* 0.5 x) (* 0.5 y)) 4.610 * [backup-simplify]: Simplify (+ (/ 1 x) (/ (- (/ 1 y) (/ 1 x)) 2.0)) into (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) 4.610 * [approximate]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in (x y) around 0 4.611 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in y 4.611 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y 4.611 * [taylor]: Taking taylor expansion of 0.5 in y 4.611 * [backup-simplify]: Simplify 0.5 into 0.5 4.611 * [taylor]: Taking taylor expansion of (/ 1 x) in y 4.611 * [taylor]: Taking taylor expansion of x in y 4.611 * [backup-simplify]: Simplify x into x 4.611 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 4.611 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 4.611 * [taylor]: Taking taylor expansion of 0.5 in y 4.611 * [backup-simplify]: Simplify 0.5 into 0.5 4.611 * [taylor]: Taking taylor expansion of (/ 1 y) in y 4.611 * [taylor]: Taking taylor expansion of y in y 4.611 * [backup-simplify]: Simplify 0 into 0 4.611 * [backup-simplify]: Simplify 1 into 1 4.611 * [backup-simplify]: Simplify (/ 1 1) into 1 4.611 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 4.611 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 4.611 * [taylor]: Taking taylor expansion of 0.5 in x 4.611 * [backup-simplify]: Simplify 0.5 into 0.5 4.611 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.612 * [taylor]: Taking taylor expansion of x in x 4.612 * [backup-simplify]: Simplify 0 into 0 4.612 * [backup-simplify]: Simplify 1 into 1 4.612 * [backup-simplify]: Simplify (/ 1 1) into 1 4.612 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 4.612 * [taylor]: Taking taylor expansion of 0.5 in x 4.612 * [backup-simplify]: Simplify 0.5 into 0.5 4.612 * [taylor]: Taking taylor expansion of (/ 1 y) in x 4.612 * [taylor]: Taking taylor expansion of y in x 4.612 * [backup-simplify]: Simplify y into y 4.612 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 4.612 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 4.612 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 4.612 * [taylor]: Taking taylor expansion of 0.5 in x 4.612 * [backup-simplify]: Simplify 0.5 into 0.5 4.612 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.612 * [taylor]: Taking taylor expansion of x in x 4.612 * [backup-simplify]: Simplify 0 into 0 4.612 * [backup-simplify]: Simplify 1 into 1 4.613 * [backup-simplify]: Simplify (/ 1 1) into 1 4.613 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 4.613 * [taylor]: Taking taylor expansion of 0.5 in x 4.613 * [backup-simplify]: Simplify 0.5 into 0.5 4.613 * [taylor]: Taking taylor expansion of (/ 1 y) in x 4.613 * [taylor]: Taking taylor expansion of y in x 4.613 * [backup-simplify]: Simplify y into y 4.613 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 4.613 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 4.614 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 4.614 * [taylor]: Taking taylor expansion of 0.5 in y 4.614 * [backup-simplify]: Simplify 0.5 into 0.5 4.615 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.616 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 4.616 * [backup-simplify]: Simplify (* 0.5 (/ 1 y)) into (/ 0.5 y) 4.616 * [backup-simplify]: Simplify (+ 0 (/ 0.5 y)) into (* 0.5 (/ 1 y)) 4.616 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 4.616 * [taylor]: Taking taylor expansion of 0.5 in y 4.616 * [backup-simplify]: Simplify 0.5 into 0.5 4.616 * [taylor]: Taking taylor expansion of (/ 1 y) in y 4.616 * [taylor]: Taking taylor expansion of y in y 4.616 * [backup-simplify]: Simplify 0 into 0 4.616 * [backup-simplify]: Simplify 1 into 1 4.616 * [backup-simplify]: Simplify (/ 1 1) into 1 4.617 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 4.617 * [backup-simplify]: Simplify 0.5 into 0.5 4.617 * [backup-simplify]: Simplify 0.5 into 0.5 4.618 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.619 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 4.619 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 4.619 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 y))) into 0 4.620 * [backup-simplify]: Simplify (+ 0 0) into 0 4.620 * [taylor]: Taking taylor expansion of 0 in y 4.620 * [backup-simplify]: Simplify 0 into 0 4.620 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.621 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 4.621 * [backup-simplify]: Simplify 0 into 0 4.621 * [backup-simplify]: Simplify 0 into 0 4.622 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.623 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.623 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 4.624 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0 4.624 * [backup-simplify]: Simplify (+ 0 0) into 0 4.624 * [taylor]: Taking taylor expansion of 0 in y 4.624 * [backup-simplify]: Simplify 0 into 0 4.624 * [backup-simplify]: Simplify 0 into 0 4.625 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.626 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 4.626 * [backup-simplify]: Simplify 0 into 0 4.626 * [backup-simplify]: Simplify 0 into 0 4.627 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.629 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.629 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 4.630 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0 4.630 * [backup-simplify]: Simplify (+ 0 0) into 0 4.630 * [taylor]: Taking taylor expansion of 0 in y 4.630 * [backup-simplify]: Simplify 0 into 0 4.630 * [backup-simplify]: Simplify 0 into 0 4.631 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (/ 1 (/ 1 x)))) (* 0.5 (* (/ 1 (/ 1 y)) 1))) into (+ (* 0.5 x) (* 0.5 y)) 4.631 * [backup-simplify]: Simplify (+ (/ 1 (- x)) (/ (- (/ 1 (- y)) (/ 1 (- x))) 2.0)) into (- (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) 4.631 * [approximate]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in (x y) around 0 4.631 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in y 4.631 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in y 4.631 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y 4.631 * [taylor]: Taking taylor expansion of 0.5 in y 4.631 * [backup-simplify]: Simplify 0.5 into 0.5 4.631 * [taylor]: Taking taylor expansion of (/ 1 x) in y 4.631 * [taylor]: Taking taylor expansion of x in y 4.631 * [backup-simplify]: Simplify x into x 4.631 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 4.631 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 4.631 * [taylor]: Taking taylor expansion of 0.5 in y 4.631 * [backup-simplify]: Simplify 0.5 into 0.5 4.631 * [taylor]: Taking taylor expansion of (/ 1 y) in y 4.631 * [taylor]: Taking taylor expansion of y in y 4.631 * [backup-simplify]: Simplify 0 into 0 4.631 * [backup-simplify]: Simplify 1 into 1 4.632 * [backup-simplify]: Simplify (/ 1 1) into 1 4.632 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in x 4.632 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 4.632 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 4.632 * [taylor]: Taking taylor expansion of 0.5 in x 4.632 * [backup-simplify]: Simplify 0.5 into 0.5 4.632 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.632 * [taylor]: Taking taylor expansion of x in x 4.632 * [backup-simplify]: Simplify 0 into 0 4.632 * [backup-simplify]: Simplify 1 into 1 4.632 * [backup-simplify]: Simplify (/ 1 1) into 1 4.632 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 4.632 * [taylor]: Taking taylor expansion of 0.5 in x 4.632 * [backup-simplify]: Simplify 0.5 into 0.5 4.632 * [taylor]: Taking taylor expansion of (/ 1 y) in x 4.632 * [taylor]: Taking taylor expansion of y in x 4.633 * [backup-simplify]: Simplify y into y 4.633 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 4.633 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in x 4.633 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 4.633 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 4.633 * [taylor]: Taking taylor expansion of 0.5 in x 4.633 * [backup-simplify]: Simplify 0.5 into 0.5 4.633 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.633 * [taylor]: Taking taylor expansion of x in x 4.633 * [backup-simplify]: Simplify 0 into 0 4.633 * [backup-simplify]: Simplify 1 into 1 4.633 * [backup-simplify]: Simplify (/ 1 1) into 1 4.633 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 4.633 * [taylor]: Taking taylor expansion of 0.5 in x 4.633 * [backup-simplify]: Simplify 0.5 into 0.5 4.633 * [taylor]: Taking taylor expansion of (/ 1 y) in x 4.633 * [taylor]: Taking taylor expansion of y in x 4.633 * [backup-simplify]: Simplify y into y 4.633 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 4.634 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 4.634 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 4.635 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 4.635 * [taylor]: Taking taylor expansion of (- 0.5) in y 4.635 * [taylor]: Taking taylor expansion of 0.5 in y 4.635 * [backup-simplify]: Simplify 0.5 into 0.5 4.636 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.636 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 4.636 * [backup-simplify]: Simplify (* 0.5 (/ 1 y)) into (/ 0.5 y) 4.636 * [backup-simplify]: Simplify (+ 0 (/ 0.5 y)) into (* 0.5 (/ 1 y)) 4.637 * [backup-simplify]: Simplify (- (* 0.5 (/ 1 y))) into (- (* 0.5 (/ 1 y))) 4.637 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y 4.637 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 4.637 * [taylor]: Taking taylor expansion of 0.5 in y 4.637 * [backup-simplify]: Simplify 0.5 into 0.5 4.637 * [taylor]: Taking taylor expansion of (/ 1 y) in y 4.637 * [taylor]: Taking taylor expansion of y in y 4.637 * [backup-simplify]: Simplify 0 into 0 4.637 * [backup-simplify]: Simplify 1 into 1 4.637 * [backup-simplify]: Simplify (/ 1 1) into 1 4.638 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 4.638 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 4.638 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 4.639 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 4.639 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 4.640 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.641 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 4.641 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 4.642 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 y))) into 0 4.642 * [backup-simplify]: Simplify (+ 0 0) into 0 4.642 * [backup-simplify]: Simplify (- 0) into 0 4.642 * [taylor]: Taking taylor expansion of 0 in y 4.642 * [backup-simplify]: Simplify 0 into 0 4.643 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.644 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 4.644 * [backup-simplify]: Simplify (- 0) into 0 4.644 * [backup-simplify]: Simplify 0 into 0 4.645 * [backup-simplify]: Simplify (- 0) into 0 4.645 * [backup-simplify]: Simplify 0 into 0 4.646 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.647 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.647 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 4.648 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0 4.648 * [backup-simplify]: Simplify (+ 0 0) into 0 4.649 * [backup-simplify]: Simplify (- 0) into 0 4.649 * [taylor]: Taking taylor expansion of 0 in y 4.649 * [backup-simplify]: Simplify 0 into 0 4.649 * [backup-simplify]: Simplify 0 into 0 4.650 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.651 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 4.651 * [backup-simplify]: Simplify (- 0) into 0 4.651 * [backup-simplify]: Simplify 0 into 0 4.652 * [backup-simplify]: Simplify (- 0) into 0 4.652 * [backup-simplify]: Simplify 0 into 0 4.653 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.654 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.654 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 4.655 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0 4.656 * [backup-simplify]: Simplify (+ 0 0) into 0 4.656 * [backup-simplify]: Simplify (- 0) into 0 4.656 * [taylor]: Taking taylor expansion of 0 in y 4.656 * [backup-simplify]: Simplify 0 into 0 4.656 * [backup-simplify]: Simplify 0 into 0 4.657 * [backup-simplify]: Simplify (+ (* (- 0.5) (* 1 (/ 1 (/ 1 (- x))))) (* (- 0.5) (* (/ 1 (/ 1 (- y))) 1))) into (+ (* 0.5 x) (* 0.5 y)) 4.657 * * * [progress]: simplifying candidates 4.657 * * * * [progress]: [ 1 / 17 ] simplifiying candidate # 4.657 * * * * [progress]: [ 2 / 17 ] simplifiying candidate # 4.657 * * * * [progress]: [ 3 / 17 ] simplifiying candidate # 4.657 * * * * [progress]: [ 4 / 17 ] simplifiying candidate # 4.657 * * * * [progress]: [ 5 / 17 ] simplifiying candidate # 4.657 * * * * [progress]: [ 6 / 17 ] simplifiying candidate # 4.657 * * * * [progress]: [ 7 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 8 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 9 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 10 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 11 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 12 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 13 / 17 ] simplifiying candidate #real (real->posit16 (+ x (/ (- y x) 2.0)))))> 4.658 * * * * [progress]: [ 14 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 15 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 16 / 17 ] simplifiying candidate # 4.658 * * * * [progress]: [ 17 / 17 ] simplifiying candidate # 4.659 * [simplify]: Simplifying: (* (exp x) (exp (/ (- y x) 2.0))) (log (+ x (/ (- y x) 2.0))) (exp (+ x (/ (- y x) 2.0))) (* (cbrt (+ x (/ (- y x) 2.0))) (cbrt (+ x (/ (- y x) 2.0)))) (cbrt (+ x (/ (- y x) 2.0))) (* (* (+ x (/ (- y x) 2.0)) (+ x (/ (- y x) 2.0))) (+ x (/ (- y x) 2.0))) (sqrt (+ x (/ (- y x) 2.0))) (sqrt (+ x (/ (- y x) 2.0))) (+ (pow x 3) (pow (/ (- y x) 2.0) 3)) (+ (* x x) (- (* (/ (- y x) 2.0) (/ (- y x) 2.0)) (* x (/ (- y x) 2.0)))) (- (* x x) (* (/ (- y x) 2.0) (/ (- y x) 2.0))) (- x (/ (- y x) 2.0)) (+ x (/ (- y x) 2.0)) (+ x (/ y 2.0)) (real->posit16 (+ x (/ (- y x) 2.0))) (+ (* 0.5 x) (* 0.5 y)) (+ (* 0.5 x) (* 0.5 y)) (+ (* 0.5 x) (* 0.5 y)) 4.659 * * [simplify]: iteration 0: 34 enodes 4.674 * * [simplify]: iteration 1: 93 enodes 4.714 * * [simplify]: iteration 2: 249 enodes 4.783 * * [simplify]: iteration 3: 719 enodes 5.227 * * [simplify]: iteration 4: 3755 enodes 6.212 * * [simplify]: iteration complete: 5000 enodes 6.212 * * [simplify]: Extracting #0: cost 14 inf + 0 6.214 * * [simplify]: Extracting #1: cost 199 inf + 0 6.218 * * [simplify]: Extracting #2: cost 909 inf + 3 6.231 * * [simplify]: Extracting #3: cost 1216 inf + 17884 6.265 * * [simplify]: Extracting #4: cost 573 inf + 174055 6.339 * * [simplify]: Extracting #5: cost 125 inf + 294723 6.420 * * [simplify]: Extracting #6: cost 48 inf + 324540 6.521 * * [simplify]: Extracting #7: cost 7 inf + 332854 6.608 * * [simplify]: Extracting #8: cost 0 inf + 334707 6.692 * [simplify]: Simplified to: (exp (+ (/ (- y x) 2.0) x)) (log (+ (/ (- y x) 2.0) x)) (exp (+ (/ (- y x) 2.0) x)) (* (cbrt (+ (/ (- y x) 2.0) x)) (cbrt (+ (/ (- y x) 2.0) x))) (cbrt (+ (/ (- y x) 2.0) x)) (* (* (+ (/ (- y x) 2.0) x) (+ (/ (- y x) 2.0) x)) (+ (/ (- y x) 2.0) x)) (sqrt (+ (/ (- y x) 2.0) x)) (sqrt (+ (/ (- y x) 2.0) x)) (+ (* x (* x x)) (* (/ (- y x) 2.0) (* (/ (- y x) 2.0) (/ (- y x) 2.0)))) (+ (* (/ (- y x) 2.0) (- (/ (- y x) 2.0) x)) (* x x)) (- (* x x) (* (/ (- y x) 2.0) (/ (- y x) 2.0))) (+ (/ (- x y) 2.0) x) (+ (/ (- y x) 2.0) x) (+ (/ y 2.0) x) (real->posit16 (+ (/ (- y x) 2.0) x)) (* (+ x y) 0.5) (* (+ x y) 0.5) (* (+ x y) 0.5) 6.693 * * * [progress]: adding candidates to table 6.751 * * [progress]: iteration 2 / 4 6.751 * * * [progress]: picking best candidate 6.755 * * * * [pick]: Picked # 6.755 * * * [progress]: localizing error 6.768 * * * [progress]: generating rewritten candidates 6.768 * * * [progress]: generating series expansions 6.768 * * * [progress]: simplifying candidates 6.768 * [simplify]: Simplifying: 6.768 * * [simplify]: iteration 0: 0 enodes 6.768 * * [simplify]: iteration complete: 0 enodes 6.768 * * [simplify]: Extracting #0: cost 0 inf + 0 6.768 * [simplify]: Simplified to: 6.768 * * * [progress]: adding candidates to table 6.769 * [progress]: [Phase 3 of 3] Extracting. 6.773 * [simplify]: Simplifying: (* (+ x y) 0.5) 6.773 * * [simplify]: iteration 0: 5 enodes 6.774 * * [simplify]: iteration 1: 7 enodes 6.774 * * [simplify]: iteration complete: 7 enodes 6.774 * * [simplify]: Extracting #0: cost 1 inf + 0 6.774 * * [simplify]: Extracting #1: cost 3 inf + 0 6.774 * * [simplify]: Extracting #2: cost 4 inf + 1 6.774 * * [simplify]: Extracting #3: cost 2 inf + 3 6.774 * * [simplify]: Extracting #4: cost 0 inf + 128 6.775 * [simplify]: Simplified to: (* (+ y x) 0.5) 7.572 * [regime-testing]: Baseline error score: 0 7.574 * [regime-testing]: Oracle error score: 0 7.574 * [regime-testing]: End program error score: 0 7.638 * [regime-testing]: Target error score: 0