Details

Time bar (total: 1.8m)

sample311.0ms

Algorithm
intervals
Results
164.0ms241×body10240exit
82.0ms111×body1280valid
36.0ms81×body640valid
8.0ms28×body320valid
4.0ms19×body160valid
2.0ms17×body80valid

simplify58.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
58.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.8b

localize24.0ms

Local error

Found 3 expressions with local error:

5.8b
(- (exp x) (exp (- x)))
2.7b
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
0.0b
(+ (exp x) (exp (- x)))

rewrite109.0ms

Algorithm
rewrite-expression-head
Rules
48×*-un-lft-identity
34×add-sqr-sqrt
22×add-cube-cbrt
20×times-frac
prod-diff
distribute-lft-out add-log-exp
distribute-lft-out-- difference-of-squares
add-cbrt-cube add-exp-log associate-/l*
associate-/r*
expm1-log1p-u pow1 fma-def fma-neg insert-posit16 log1p-expm1-u
flip3-+ flip3-- associate-/r/ flip-+ flip-- associate-/l/
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg diff-log div-sub div-exp tanh-undef div-inv
Counts
3 → 97
Calls
3 calls:
Slowest
78.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
18.0ms
(- (exp x) (exp (- x)))
12.0ms
(+ (exp x) (exp (- x)))

series213.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
125.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
60.0ms
(- (exp x) (exp (- x)))
28.0ms
(+ (exp x) (exp (- x)))

simplify5.9s

Counts
91 → 106
Calls
91 calls:
Slowest
406.0ms
(+ (* 2 x) (+ (* 1/3 (pow x 3)) (* 1/60 (pow x 5))))
397.0ms
(- (pow (exp x) 3) (pow (exp (- x)) 3))
238.0ms
(/ (* (* (- (exp x) (exp (- x))) (- (exp x) (exp (- x)))) (- (exp x) (exp (- x)))) (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x)))))
228.0ms
(fma 1 (exp x) (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))))))
225.0ms
(+ (* (exp x) (exp x)) (- (* (exp (- x)) (exp (- x))) (* (exp x) (exp (- x)))))

prune868.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize3.0ms

Local error

Found 1 expressions with local error:

0.0b
(tanh x)

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt insert-posit16 log1p-expm1-u tanh-def add-log-exp
Counts
1 → 13
Calls
1 calls:
Slowest
1.0ms
(tanh x)

series104.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
104.0ms
(tanh x)

simplify549.0ms

Counts
3 → 16
Calls
3 calls:
Slowest
302.0ms
(/ (- (exp x) (exp (* -1 x))) (+ (exp (* -1 x)) (exp x)))
153.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
93.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))

prune85.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize22.0ms

Local error

Found 4 expressions with local error:

41.3b
(cbrt (* (* (tanh x) (tanh x)) (tanh x)))
0.1b
(* (* (tanh x) (tanh x)) (tanh x))
0.0b
(* (tanh x) (tanh x))
0.0b
(tanh x)

rewrite152.0ms

Algorithm
rewrite-expression-head
Rules
171×frac-times
105×tanh-def
63×cbrt-div
57×associate-*l/
33×associate-*r/
30×pow1
12×add-sqr-sqrt
11×add-cbrt-cube add-exp-log
*-un-lft-identity add-cube-cbrt
pow-plus pow-prod-up
associate-*r*
expm1-log1p-u associate-*l* pow-prod-down prod-exp cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp
pow2 swap-sqr pow-sqr
pow3 *-commutative unswap-sqr
cbrt-prod pow1/3 rem-cbrt-cube
Counts
4 → 226
Calls
4 calls:
Slowest
74.0ms
(* (* (tanh x) (tanh x)) (tanh x))
47.0ms
(cbrt (* (* (tanh x) (tanh x)) (tanh x)))
23.0ms
(* (tanh x) (tanh x))
2.0ms
(tanh x)

series489.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
138.0ms
(* (* (tanh x) (tanh x)) (tanh x))
127.0ms
(* (tanh x) (tanh x))
123.0ms
(tanh x)
101.0ms
(cbrt (* (* (tanh x) (tanh x)) (tanh x)))

simplify1.4m

Counts
254 → 238
Calls
254 calls:
Slowest
1.2s
(* (* (+ (exp x) (exp (- x))) (+ (exp (* 2 x)) 1)) (+ 1 (exp (* -2 x))))
932.0ms
(cbrt (* (* (- (exp x) (exp (- x))) (tanh x)) (- (exp (* 2 x)) 1)))
908.0ms
(* (* (- (exp (* 2 x)) 1) (tanh x)) (- 1 (exp (* -2 x))))
893.0ms
(* (* (+ (exp (* 2 x)) 1) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x))))
892.0ms
(* (+ (exp x) (exp (- x))) (+ (exp (* 2 x)) 1))

prune2.4s

Pruning

2 alts after pruning (0 fresh and 2 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

end0.0ms

sample11.0s

Algorithm
intervals
Results
5.4s7656×body10240exit
2.4s3369×body1280valid
1.5s2405×body640valid
1.3s1210×body320valid
108.0ms605×body160valid
38.0ms411×body80valid