Details

Time bar (total: 38.4s)

sample59.0ms

Algorithm
intervals
Results
20.0ms62×body640valid
16.0ms132×body80valid
11.0ms44×body320valid
3.0ms18×body160valid

simplify21.0ms

Calls
1 calls:
Slowest
21.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.7b

localize19.0ms

Local error

Found 3 expressions with local error:

2.4b
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))
0.0b
(/ 1 (- x 1))
0.0b
(/ 1 (+ x 1))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
36×prod-diff
32×associate-/r/
22×*-un-lft-identity
20×add-sqr-sqrt
19×div-inv
18×add-cube-cbrt
flip-+ flip--
flip3-+ flip3--
associate-/r* fma-neg
pow1 add-exp-log distribute-lft-out-- add-log-exp
expm1-log1p-u add-cbrt-cube insert-posit16 log1p-expm1-u
rec-exp clear-num frac-2neg pow-flip inv-pow
sub-neg diff-log frac-sub difference-of-squares
Calls
3 calls:
Slowest
10.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))
1.0ms
(/ 1 (- x 1))
1.0ms
(/ 1 (+ x 1))

series136.0ms

Calls
3 calls:
Slowest
108.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))
14.0ms
(/ 1 (- x 1))
13.0ms
(/ 1 (+ x 1))

simplify13.9s

Calls
108 calls:
Slowest
941.0ms
(fma (- (+ x 1)) (/ 1 (- (* x x) (* 1 1))) (* (+ x 1) (/ 1 (- (* x x) (* 1 1)))))
726.0ms
(fma (/ 1 (- (* x x) (* 1 1))) (- x 1) (- (* (+ x 1) (/ 1 (- (* x x) (* 1 1))))))
499.0ms
(fma (- (+ x 1)) (/ 1 (- (* x x) (* 1 1))) (* (+ x 1) (/ 1 (- (* x x) (* 1 1)))))
496.0ms
(fma (- (+ x 1)) (/ 1 (- (* x x) (* 1 1))) (* (+ x 1) (/ 1 (- (* x x) (* 1 1)))))
480.0ms
(fma (- (+ x 1)) (/ 1 (- (* x x) (* 1 1))) (* (+ x 1) (/ 1 (- (* x x) (* 1 1)))))

prune718.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ -2 (fma x (+ x -1) (+ x -1)))
0.0b
(fma x (+ x -1) (+ x -1))

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt associate-/r* *-un-lft-identity add-cube-cbrt
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg fma-udef div-inv
Calls
2 calls:
Slowest
1.0ms
(/ -2 (fma x (+ x -1) (+ x -1)))
0.0ms
(fma x (+ x -1) (+ x -1))

series206.0ms

Calls
2 calls:
Slowest
121.0ms
(fma x (+ x -1) (+ x -1))
85.0ms
(/ -2 (fma x (+ x -1) (+ x -1)))

simplify889.0ms

Calls
9 calls:
Slowest
311.0ms
(- (+ (* 2 (/ 1 (pow x 4))) (+ (* 2 (/ 1 (pow x 6))) (* 2 (/ 1 (pow x 2))))))
285.0ms
(- (+ (* 2 (/ 1 (pow x 4))) (+ (* 2 (/ 1 (pow x 6))) (* 2 (/ 1 (pow x 2))))))
108.0ms
(+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 2))
55.0ms
(cbrt (fma x (+ x -1) (+ x -1)))
52.0ms
(sqrt (fma x (+ x -1) (+ x -1)))

prune284.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

16.9b
(cbrt (fma x (+ x -1) (+ x -1)))
16.9b
(cbrt (fma x (+ x -1) (+ x -1)))
16.9b
(cbrt (fma x (+ x -1) (+ x -1)))
0.2b
(/ -2 (* (* (cbrt (fma x (+ x -1) (+ x -1))) (cbrt (fma x (+ x -1) (+ x -1)))) (cbrt (fma x (+ x -1) (+ x -1)))))

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
cbrt-prod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
pow1/3
clear-num associate-/r* frac-2neg div-inv
Calls
4 calls:
Slowest
10.0ms
(/ -2 (* (* (cbrt (fma x (+ x -1) (+ x -1))) (cbrt (fma x (+ x -1) (+ x -1)))) (cbrt (fma x (+ x -1) (+ x -1)))))
2.0ms
(cbrt (fma x (+ x -1) (+ x -1)))
1.0ms
(cbrt (fma x (+ x -1) (+ x -1)))
1.0ms
(cbrt (fma x (+ x -1) (+ x -1)))

series656.0ms

Calls
4 calls:
Slowest
236.0ms
(cbrt (fma x (+ x -1) (+ x -1)))
176.0ms
(cbrt (fma x (+ x -1) (+ x -1)))
165.0ms
(cbrt (fma x (+ x -1) (+ x -1)))
78.0ms
(/ -2 (* (* (cbrt (fma x (+ x -1) (+ x -1))) (cbrt (fma x (+ x -1) (+ x -1)))) (cbrt (fma x (+ x -1) (+ x -1)))))

simplify4.6s

Calls
22 calls:
Slowest
412.0ms
(cbrt (* (cbrt (fma x (+ x -1) (+ x -1))) (cbrt (fma x (+ x -1) (+ x -1)))))
375.0ms
(- (+ (* 2 (/ 1 (pow x 4))) (+ (* 2 (/ 1 (pow x 6))) (* 2 (/ 1 (pow x 2))))))
358.0ms
(- (+ (* 2 (/ 1 (pow x 4))) (+ (* 2 (/ 1 (pow x 6))) (* 2 (/ 1 (pow x 2))))))
351.0ms
(- (pow -1 1/3) (+ (* 1/3 (* (pow x 2) (pow -1 1/3))) (* 1/9 (* (pow x 4) (pow -1 1/3)))))
342.0ms
(- (pow -1 1/3) (+ (* 1/3 (* (pow x 2) (pow -1 1/3))) (* 1/9 (* (pow x 4) (pow -1 1/3)))))

prune685.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

17.2b
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
17.2b
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
17.2b
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
0.3b
(* (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))) (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
20×cbrt-prod
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1
cbrt-div pow1/3 associate-*r* associate-*l*
add-exp-log
div-inv
expm1-log1p-u add-cbrt-cube insert-posit16 log1p-expm1-u add-log-exp
pow-prod-down pow-prod-up
pow2 frac-times pow-plus associate-*l/ prod-exp associate-*r/ *-commutative cbrt-unprod
Calls
4 calls:
Slowest
13.0ms
(* (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))) (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))))
1.0ms
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
1.0ms
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
1.0ms
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))

series1.0s

Calls
4 calls:
Slowest
272.0ms
(* (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))) (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))))
255.0ms
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
245.0ms
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))
241.0ms
(cbrt (/ -2 (fma x (+ x -1) (+ x -1))))

simplify11.8s

Calls
53 calls:
Slowest
495.0ms
(* (/ -2 (fma x (+ x -1) (+ x -1))) (/ -2 (fma x (+ x -1) (+ x -1))))
440.0ms
(+ (* 5/9 (* (pow (/ 1 (pow x 16)) 1/3) (pow (cbrt -2) 2))) (+ (* 2/3 (* (pow (/ 1 (pow x 10)) 1/3) (pow (cbrt -2) 2))) (* (pow (/ 1 (pow x 4)) 1/3) (pow (cbrt -2) 2))))
414.0ms
(* (/ -2 (fma x (+ x -1) (+ x -1))) (/ -2 (fma x (+ x -1) (+ x -1))))
395.0ms
(+ (* 2/3 (* (pow x 2) (pow (cbrt -2) 2))) (+ (pow (cbrt -2) 2) (* 5/9 (* (pow x 4) (pow (cbrt -2) 2)))))
390.0ms
(* (cbrt -2) (cbrt (/ -2 (fma x (+ x -1) (+ x -1)))))

prune1.1s

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0.0b

regimes33.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch1.0ms

end0.0ms

sample2.1s

Algorithm
intervals
Results
781.0ms4247×body80valid
727.0ms1907×body640valid
378.0ms1211×body320valid
101.0ms635×body160valid