Details

Time bar (total: 17.3s)

sample52.0ms

Algorithm
intervals
Results
13.0ms50×body1280valid
11.0ms229×body80nan
8.0ms144×body80valid
7.0ms39×body640valid
2.0ms13×body320valid
1.0ms10×body160valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
111
06

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.0b

localize23.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1))
2.7b
(- (sqrt (+ x 1)) (sqrt x))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt *-un-lft-identity sqrt-prod
add-log-exp difference-of-squares
pow1 add-cube-cbrt distribute-lft-out--
add-cbrt-cube sqrt-div add-exp-log insert-posit16 distribute-lft-out
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ flip3-- pow1/2 diff-log flip-+ flip--
Counts
2 → 37
Calls
2 calls:
7.0ms
(sqrt (+ x 1))
37.0ms
(- (sqrt (+ x 1)) (sqrt x))

series88.0ms

Counts
2 → 6
Calls
2 calls:
26.0ms
(sqrt (+ x 1))
61.0ms
(- (sqrt (+ x 1)) (sqrt x))

simplify2.0s

Counts
43 → 43
Iterations
IterNodes
done5000
42095
3848
2350
1165
081

prune136.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize31.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (sqrt (+ x 1)) (sqrt x))
0.0b
(sqrt (+ x 1))
0.2b
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
74×*-un-lft-identity
32×distribute-lft-out
28×sqrt-prod
24×times-frac
17×add-sqr-sqrt
16×add-cube-cbrt
associate-/r*
add-cbrt-cube add-exp-log add-log-exp
pow1 flip3-+ flip-+ associate-/l*
insert-posit16
sqrt-div associate-/r/ associate-/l/
cbrt-undiv +-commutative rem-sqrt-square clear-num sum-log frac-2neg sqrt-pow1 pow1/2 div-exp div-inv
Counts
3 → 83
Calls
3 calls:
38.0ms
(+ (sqrt (+ x 1)) (sqrt x))
10.0ms
(sqrt (+ x 1))
42.0ms
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))

series215.0ms

Counts
3 → 9
Calls
3 calls:
82.0ms
(+ (sqrt (+ x 1)) (sqrt x))
38.0ms
(sqrt (+ x 1))
95.0ms
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))

simplify2.8s

Counts
92 → 92
Iterations
IterNodes
done5004
44239
31697
2688
1274
0133

prune340.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.1b
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
0.1b
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
0.1b
(/ (+ 1 0) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
0.2b
(/ (/ (+ 1 0) (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

rewrite220.0ms

Algorithm
rewrite-expression-head
Rules
1122×*-un-lft-identity
900×sqrt-prod
774×times-frac
460×distribute-lft-out
294×add-sqr-sqrt
292×add-cube-cbrt
46×associate-/l*
28×sqrt-div
24×associate-/r/
18×associate-/r*
15×flip3-+ flip-+
12×div-inv
11×add-cbrt-cube add-exp-log
pow1
cbrt-undiv div-exp insert-posit16 add-log-exp
associate-/l/
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2
Counts
4 → 551
Calls
4 calls:
28.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
27.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
55.0ms
(/ (+ 1 0) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
89.0ms
(/ (/ (+ 1 0) (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

series420.0ms

Counts
4 → 12
Calls
4 calls:
118.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
103.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
121.0ms
(/ (+ 1 0) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
77.0ms
(/ (/ (+ 1 0) (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

simplify2.1s

Counts
563 → 563
Iterations
IterNodes
done5001
21566
1859
0373

prune1.5s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

localize46.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x))))
0.2b
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))
0.2b
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))
0.2b
(* (sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))))

rewrite279.0ms

Algorithm
rewrite-expression-head
Rules
597×*-un-lft-identity
420×sqrt-prod
256×distribute-lft-out
247×times-frac
130×add-sqr-sqrt
99×add-cube-cbrt
71×swap-sqr
33×associate-*r* associate-*l*
20×pow1
14×associate-/r/
12×associate-/r*
10×add-cbrt-cube add-exp-log
sqrt-pow1 flip3-+ pow1/2 flip-+ unswap-sqr
associate-/l*
div-inv
sqrt-div pow-prod-up
insert-posit16 add-log-exp associate-/l/
pow-prod-down pow-sqr
cbrt-undiv rem-sqrt-square clear-num frac-2neg div-exp
pow2 frac-times rem-square-sqrt pow-plus sqrt-unprod associate-*l/ prod-exp associate-*r/ *-commutative cbrt-unprod
Counts
4 → 320
Calls
4 calls:
29.0ms
(sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x))))
47.0ms
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))
52.0ms
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))
141.0ms
(* (sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))))

series392.0ms

Counts
4 → 12
Calls
4 calls:
149.0ms
(sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x))))
80.0ms
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))
84.0ms
(/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))
79.0ms
(* (sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (/ (+ 1 0) (+ (sqrt (+ x 1)) (sqrt x)))))

simplify2.5s

Counts
332 → 332
Iterations
IterNodes
done5000
32376
2961
1467
0236

prune1.2s

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0b

regimes61.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done13
113
09

end0.0ms

sample2.7s

Algorithm
intervals
Results
953.0ms7961×body80nan
595.0ms1657×body1280valid
406.0ms1238×body640valid
366.0ms4177×body80valid
107.0ms600×body320valid
38.0ms328×body160valid