Details

Time bar (total: 14.7s)

sample97.0ms

Algorithm
intervals
Results
35.0ms225×body10240exit
32.0ms108×body1280valid
16.0ms88×body640valid
4.0ms34×body320valid
1.0ms12×body160valid
0.0ms14×body80valid

simplify6.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0713
11513
22513
33313
44513
56013
613113
757813
8361713
done500113

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.7b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
1.0b
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
3.6b
(- (exp x) (exp (- x)))

rewrite44.0ms

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:
5.0ms
(+ (exp x) (exp (- x)))
30.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
6.0ms
(- (exp x) (exp (- x)))

series140.0ms

Counts
3 → 9
Calls
3 calls:
24.0ms
(+ (exp x) (exp (- x)))
77.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
38.0ms
(- (exp x) (exp (- x)))

simplify2.8s

Counts
82 → 82
Iterations

Useful iterations: 3 (535.0ms)

IterNodesCost
01171385
12791333
27391237
335071231
done50001231

prune149.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize2.0ms

Local error

Found 1 expressions with local error:

0.0b
(tanh x)

rewrite1.0ms

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:
1.0ms
(tanh x)

series73.0ms

Counts
1 → 3
Calls
1 calls:
73.0ms
(tanh x)

simplify977.0ms

Counts
13 → 13
Iterations

Useful iterations: 2 (26.0ms)

IterNodesCost
042107
19083
220279
355779
4254379
done500079

prune20.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize9.0ms

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

rewrite33.0ms

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:
16.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
2.0ms
(+ x (* 2/15 (pow x 5)))
5.0ms
(* 2/15 (pow x 5))
7.0ms
(* 1/3 (pow x 3))

series255.0ms

Counts
4 → 12
Calls
4 calls:
58.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
110.0ms
(+ x (* 2/15 (pow x 5)))
50.0ms
(* 2/15 (pow x 5))
37.0ms
(* 1/3 (pow x 3))

simplify540.0ms

Counts
93 → 93
Iterations

Useful iterations: 2 (150.0ms)

IterNodesCost
0133981
1325861
21113823
done5000823

prune174.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes10.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
022
done22

end0.0ms

sample3.1s

Algorithm
intervals
Results
1.3s7578×body10240exit
982.0ms3355×body1280valid
437.0ms2444×body640valid
128.0ms1161×body320valid
42.0ms617×body160valid
15.0ms423×body80valid