Details

Time bar (total: 27.0s)

sample184.0ms

Algorithm
intervals
Results
94.0ms261×body10240exit
45.0ms106×body1280valid
21.0ms77×body640valid
6.0ms36×body320valid
2.0ms19×body160valid
1.0ms18×body80valid

simplify4.2s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0713
11513
22513
33113
44213
55213
65513
78713
810013
913613
1020113
1135513
1289213
13291313
done500013

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 57.4b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
0.8b
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
6.3b
(- (exp x) (exp (- x)))

rewrite111.0ms

Algorithm
rewrite-expression-head
Rules
40×*-un-lft-identity
26×add-sqr-sqrt
20×times-frac
14×add-cube-cbrt
distribute-lft-out add-log-exp
distribute-lft-out-- difference-of-squares
add-exp-log add-cbrt-cube associate-/l*
associate-/r*
pow1
flip3-- flip3-+ associate-/r/ flip-- flip-+ associate-/l/
cbrt-undiv +-commutative sub-neg frac-2neg diff-log div-sub tanh-undef div-exp clear-num sum-log div-inv
Counts
3 → 73
Calls
3 calls:
12.0ms
(+ (exp x) (exp (- x)))
81.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
14.0ms
(- (exp x) (exp (- x)))

series238.0ms

Counts
3 → 9
Calls
3 calls:
43.0ms
(+ (exp x) (exp (- x)))
129.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
66.0ms
(- (exp x) (exp (- x)))

simplify1.7s

Counts
82 → 82
Iterations

Useful iterations: done (1.7s)

IterNodesCost
01171385
12791333
27141237
317551231
done50011223

prune222.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize2.0ms

Local error

Found 1 expressions with local error:

0.0b
(tanh x)

rewrite3.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube tanh-def add-log-exp
Counts
1 → 10
Calls
1 calls:
3.0ms
(tanh x)

series157.0ms

Counts
1 → 3
Calls
1 calls:
157.0ms
(tanh x)

simplify2.1s

Counts
13 → 13
Iterations

Useful iterations: 2 (54.0ms)

IterNodesCost
042107
18983
219479
354979
4265179
done500179

prune39.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
0.0b
(+ x (* 2/15 (pow x 5)))
0.1b
(* 2/15 (pow x 5))
0.2b
(* 1/3 (pow x 3))

rewrite93.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
19×associate-*r*
14×add-exp-log
11×add-cube-cbrt *-un-lft-identity add-log-exp
unpow-prod-down add-cbrt-cube
unswap-sqr
associate-*l* prod-exp
pow1 cube-prod sqr-pow
pow-to-exp diff-log pow-exp sum-log *-commutative cbrt-unprod
+-commutative cube-mult sub-neg flip3-- flip3-+ unpow3 associate--l+ flip-- flip-+
Counts
4 → 81
Calls
4 calls:
48.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
6.0ms
(+ x (* 2/15 (pow x 5)))
13.0ms
(* 2/15 (pow x 5))
24.0ms
(* 1/3 (pow x 3))

series387.0ms

Counts
4 → 12
Calls
4 calls:
70.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
165.0ms
(+ x (* 2/15 (pow x 5)))
98.0ms
(* 2/15 (pow x 5))
54.0ms
(* 1/3 (pow x 3))

simplify4.0s

Counts
93 → 93
Iterations

Useful iterations: 3 (1.2s)

IterNodesCost
0133981
1319861
2957823
34564812
done5001812

prune287.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ 1 (exp (+ x x))))
0.0b
(+ 1 (exp (+ x x)))
0.3b
(/ (exp x) (+ (exp x) (exp (- x))))
6.3b
(- (/ (exp x) (+ (exp x) (exp (- x)))) (/ 1 (+ 1 (exp (+ x x)))))

rewrite390.0ms

Algorithm
rewrite-expression-head
Rules
65×*-un-lft-identity
39×add-sqr-sqrt times-frac
22×add-cube-cbrt
13×distribute-lft-out
add-exp-log
associate-/r* add-cbrt-cube add-log-exp
associate-/l* distribute-lft-out-- difference-of-squares
pow1
associate-/r/
flip3-+ div-exp flip-+ div-inv
cbrt-undiv frac-2neg clear-num
+-commutative sub-neg rec-exp flip3-- pow-flip diff-log 1-exp sum-log frac-sub flip-- inv-pow
Counts
4 → 107
Calls
4 calls:
67.0ms
(/ 1 (+ 1 (exp (+ x x))))
28.0ms
(+ 1 (exp (+ x x)))
26.0ms
(/ (exp x) (+ (exp x) (exp (- x))))
261.0ms
(- (/ (exp x) (+ (exp x) (exp (- x)))) (/ 1 (+ 1 (exp (+ x x)))))

series264.0ms

Counts
4 → 12
Calls
4 calls:
28.0ms
(/ 1 (+ 1 (exp (+ x x))))
13.0ms
(+ 1 (exp (+ x x)))
58.0ms
(/ (exp x) (+ (exp x) (exp (- x))))
166.0ms
(- (/ (exp x) (+ (exp x) (exp (- x)))) (/ 1 (+ 1 (exp (+ x x)))))

simplify2.9s

Counts
119 → 119
Iterations

Useful iterations: done (2.9s)

IterNodesCost
01882003
14131845
210251749
327971692
done50001687

prune271.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes15.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify0.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
022
done22

end0.0ms

sample9.4s

Algorithm
intervals
Results
5.3s7551×body10240exit
2.4s3308×body1280valid
929.0ms2440×body640valid
320.0ms1225×body320valid
86.0ms632×body160valid
28.0ms395×body80valid