Details

Time bar (total: 13.1s)

sample53.0ms

Algorithm
intervals
Results
14.0ms64×body1280valid
14.0ms96×body10240exit
8.0ms63×body640valid
3.0ms32×body320valid
2.0ms86×body80valid
1.0ms12×body160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done8
28
17
05

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 42.8b

localize7.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ (exp x) (- (exp x) 1.0))
3.8b
(- (exp x) 1.0)

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt *-un-lft-identity
15×times-frac
12×add-cube-cbrt
associate-/r* distribute-lft-out-- difference-of-squares
add-cbrt-cube add-log-exp
add-exp-log associate-/l*
pow1 flip3-- associate-/r/ flip--
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-exp div-inv
Counts
2 → 51
Calls
2 calls:
20.0ms
(/ (exp x) (- (exp x) 1.0))
9.0ms
(- (exp x) 1.0)

series54.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(/ (exp x) (- (exp x) 1.0))
17.0ms
(- (exp x) 1.0)

simplify1.3s

Counts
57 → 57
Iterations
IterNodes
done5000
32908
2645
1191
091

prune244.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (exp x) (+ (* (* x x) (+ (* x 1/6) 1/2)) x))
0.0b
(+ (* x 1/6) 1/2)
0.0b
(* (* x x) (+ (* x 1/6) 1/2))
0.3b
(* x 1/6)

rewrite117.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
15×*-un-lft-identity add-cube-cbrt
13×add-cbrt-cube
12×add-exp-log
11×pow1
times-frac
associate-*r* add-log-exp
associate-*l* pow-prod-down prod-exp cbrt-unprod
associate-/r* flip3-+ flip-+ associate-/l*
associate-*r/ associate-/r/ *-commutative unswap-sqr
distribute-rgt-in cbrt-undiv +-commutative clear-num sum-log frac-2neg distribute-lft-in div-exp div-inv
Counts
4 → 81
Calls
4 calls:
59.0ms
(/ (exp x) (+ (* (* x x) (+ (* x 1/6) 1/2)) x))
12.0ms
(+ (* x 1/6) 1/2)
33.0ms
(* (* x x) (+ (* x 1/6) 1/2))
11.0ms
(* x 1/6)

series239.0ms

Counts
4 → 12
Calls
4 calls:
58.0ms
(/ (exp x) (+ (* (* x x) (+ (* x 1/6) 1/2)) x))
47.0ms
(+ (* x 1/6) 1/2)
118.0ms
(* (* x x) (+ (* x 1/6) 1/2))
17.0ms
(* x 1/6)

simplify3.2s

Counts
93 → 93
Iterations
IterNodes
done5000
23178
1453
0158

prune503.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- 1 (/ 1.0 (exp x))))
0.0b
(/ 1.0 (exp x))
3.8b
(- 1 (/ 1.0 (exp x)))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
64×add-sqr-sqrt
44×*-un-lft-identity
43×times-frac
24×add-cube-cbrt
20×difference-of-squares
11×associate-/r*
add-exp-log
add-cbrt-cube
associate-/l*
distribute-lft-out-- add-log-exp
pow1
div-exp
cbrt-undiv clear-num frac-2neg flip3-- associate-/r/ div-inv flip--
rec-exp sub-neg diff-log 1-exp pow-flip inv-pow
Counts
3 → 97
Calls
3 calls:
37.0ms
(/ 1 (- 1 (/ 1.0 (exp x))))
8.0ms
(/ 1.0 (exp x))
16.0ms
(- 1 (/ 1.0 (exp x)))

series166.0ms

Counts
3 → 9
Calls
3 calls:
71.0ms
(/ 1 (- 1 (/ 1.0 (exp x))))
31.0ms
(/ 1.0 (exp x))
64.0ms
(- 1 (/ 1.0 (exp x)))

simplify715.0ms

Counts
106 → 106
Iterations
IterNodes
done5000
21153
1345
0162

prune314.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

localize37.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (exp x) 3)
0.5b
(* (/ (exp x) (- (pow (exp x) 3) (pow 1.0 3))) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
0.5b
(/ (exp x) (- (pow (exp x) 3) (pow 1.0 3)))
3.7b
(- (pow (exp x) 3) (pow 1.0 3))

rewrite428.0ms

Algorithm
rewrite-expression-head
Rules
265×add-sqr-sqrt
151×times-frac
148×*-un-lft-identity
128×difference-of-squares
99×unpow-prod-down cube-prod
81×associate-*l*
68×add-cube-cbrt
65×sqr-pow
40×distribute-lft-out--
25×associate-/r*
12×add-cbrt-cube
add-exp-log
difference-cubes
pow1
add-log-exp
pow-pow associate-/r/
pow-unpow exp-prod flip3-- associate-*r* flip-- associate-/l*
frac-times cbrt-undiv flip3-+ div-exp prod-exp associate-*r/ cbrt-unprod flip-+ div-inv unswap-sqr
distribute-rgt-in cube-mult pow-to-exp clear-num sub-neg frac-2neg distribute-lft-in diff-log unpow3 pow-prod-down associate-*l/ pow-exp *-commutative rem-cube-cbrt
Counts
4 → 283
Calls
4 calls:
4.0ms
(pow (exp x) 3)
288.0ms
(* (/ (exp x) (- (pow (exp x) 3) (pow 1.0 3))) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
58.0ms
(/ (exp x) (- (pow (exp x) 3) (pow 1.0 3)))
53.0ms
(- (pow (exp x) 3) (pow 1.0 3))

series339.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(pow (exp x) 3)
183.0ms
(* (/ (exp x) (- (pow (exp x) 3) (pow 1.0 3))) (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
76.0ms
(/ (exp x) (- (pow (exp x) 3) (pow 1.0 3)))
55.0ms
(- (pow (exp x) 3) (pow 1.0 3))

simplify690.0ms

Counts
295 → 295
Iterations
IterNodes
done5000
11138
0316

prune1.5s

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

regimes128.0ms

Accuracy

0% (1.0b remaining)

Error of 1.0b against oracle of 0.1b and baseline of 1.0b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done14
114
010

end0.0ms

sample2.9s

Algorithm
intervals
Results
1.3s2308×body1280valid
763.0ms2519×body10240exit
315.0ms1612×body640valid
105.0ms827×body320valid
101.0ms2859×body80valid
32.0ms396×body160valid