Details

Time bar (total: 16.9s)

sample298.0ms

Algorithm
intervals
Results
164.0ms231×body10240exit
66.0ms101×body1280valid
36.0ms82×body640valid
11.0ms37×body320valid
4.0ms20×body160valid
2.0ms16×body80valid

simplify1.2s

Counts
1 → 1
Iterations
IterNodes
done2000
132000
12739
11416
10285
9201
8156
7122
681
559
441
331
225
115
07

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 57.8b

localize22.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
1.0b
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
6.3b
(- (exp x) (exp (- x)))

rewrite99.0ms

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:
15.0ms
(+ (exp x) (exp (- x)))
60.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
22.0ms
(- (exp x) (exp (- x)))

series189.0ms

Counts
3 → 9
Calls
3 calls:
34.0ms
(+ (exp x) (exp (- x)))
99.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
56.0ms
(- (exp x) (exp (- x)))

simplify878.0ms

Counts
106 → 106
Iterations
IterNodes
done2001
32001
21056
1360
0150

prune800.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize5.0ms

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:
2.0ms
(tanh x)

series119.0ms

Counts
1 → 3
Calls
1 calls:
119.0ms
(tanh x)

simplify852.0ms

Counts
16 → 16
Iterations
IterNodes
done2019
42019
3627
2207
194
045

prune122.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize62.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
0.0b
(fma (* x x) (* x 1/3) (fma 1/60 (pow x 5) (* 2 x)))
0.0b
(/ (fma (* x x) (* x 1/3) (fma 1/60 (pow x 5) (* 2 x))) (+ (exp x) (exp (- x))))
0.3b
(* x 1/3)

rewrite70.0ms

Algorithm
rewrite-expression-head
Rules
26×*-un-lft-identity
18×add-sqr-sqrt
16×add-cube-cbrt
12×times-frac
add-cbrt-cube add-exp-log
pow1 add-log-exp
distribute-lft-out
expm1-log1p-u associate-/r* insert-posit16 log1p-expm1-u
fma-def associate-*r* associate-*l* associate-/l*
flip3-+ associate-/r/ flip-+
cbrt-undiv +-commutative clear-num sum-log frac-2neg div-exp pow-prod-down prod-exp *-commutative cbrt-unprod fma-udef div-inv unswap-sqr
Counts
4 → 86
Calls
4 calls:
25.0ms
(+ (exp x) (exp (- x)))
0.0ms
(fma (* x x) (* x 1/3) (fma 1/60 (pow x 5) (* 2 x)))
32.0ms
(/ (fma (* x x) (* x 1/3) (fma 1/60 (pow x 5) (* 2 x))) (+ (exp x) (exp (- x))))
11.0ms
(* x 1/3)

series253.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(+ (exp x) (exp (- x)))
64.0ms
(fma (* x x) (* x 1/3) (fma 1/60 (pow x 5) (* 2 x)))
136.0ms
(/ (fma (* x x) (* x 1/3) (fma 1/60 (pow x 5) (* 2 x))) (+ (exp x) (exp (- x))))
29.0ms
(* x 1/3)

simplify1.0s

Counts
98 → 98
Iterations
IterNodes
done2002
32002
2977
1346
0155

prune1.1s

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes57.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done2
02

end0.0ms

sample9.7s

Algorithm
intervals
Results
4.6s7484×body10240exit
2.5s3368×body1280valid
1.5s2349×body640valid
720.0ms1220×body320valid
125.0ms610×body160valid
39.0ms453×body80valid