Details

Time bar (total: 14.9s)

sample48.0ms

Algorithm
intervals
Results
17.0ms64×body1280valid
12.0ms64×body640valid
7.0ms180×body80valid
2.0ms15×body320valid
2.0ms18×body160valid

simplify16.0ms

Counts
1 → 1

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 38.1b

localize10.0ms

Local error

Found 2 expressions with local error:

4.1b
(- (exp x) 1)
0.0b
(/ (- (exp x) 1) x)

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
34×add-sqr-sqrt
29×*-un-lft-identity
21×times-frac
14×add-cube-cbrt
10×difference-of-squares
associate-/l*
difference-of-sqr-1 distribute-lft-out--
add-cbrt-cube add-exp-log add-log-exp
associate-/r*
pow1 flip3-- insert-posit16 flip-- associate-/l/
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 64
Calls
2 calls:
Slowest
31.0ms
(/ (- (exp x) 1) x)
8.0ms
(- (exp x) 1)

series62.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
43.0ms
(/ (- (exp x) 1) x)
19.0ms
(- (exp x) 1)

simplify1.4s

Counts
70 → 70

prune650.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize29.0ms

Local error

Found 2 expressions with local error:

0.4b
(* 1/6 x)
0.1b
(* x (+ 1/2 (* 1/6 x)))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
pow1 *-un-lft-identity add-cbrt-cube associate-*r* associate-*l* add-exp-log add-cube-cbrt
pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod insert-posit16 add-log-exp unswap-sqr
distribute-rgt-in distribute-lft-in flip3-+ flip-+
Counts
2 → 42
Calls
2 calls:
Slowest
19.0ms
(* x (+ 1/2 (* 1/6 x)))
10.0ms
(* 1/6 x)

series154.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
125.0ms
(* x (+ 1/2 (* 1/6 x)))
29.0ms
(* 1/6 x)

simplify780.0ms

Counts
48 → 48

prune410.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize40.0ms

Local error

Found 4 expressions with local error:

4.0b
(- (* (* (exp x) (exp x)) (exp x)) 1)
0.0b
(/ (/ (- (* (* (exp x) (exp x)) (exp x)) 1) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
0.0b
(* (exp x) (exp x))
0.0b
(* (exp x) (exp x))

rewrite299.0ms

Algorithm
rewrite-expression-head
Rules
81×times-frac
72×add-sqr-sqrt
68×*-un-lft-identity add-cube-cbrt
36×exp-prod
18×pow1
15×associate-/l*
13×add-cbrt-cube
add-exp-log
pow-prod-down associate-/r/ pow-sqr pow-prod-up
swap-sqr associate-*r* associate-*l* add-log-exp
div-inv
flip3-+ flip-+ insert-posit16
cbrt-undiv associate-/r* div-exp
pow2 pow-plus div-sub prod-exp *-commutative cbrt-unprod unswap-sqr
clear-num sub-neg frac-2neg flip3-- diff-log flip-- associate-/l/
Counts
4 → 163
Calls
4 calls:
Slowest
197.0ms
(/ (/ (- (* (* (exp x) (exp x)) (exp x)) 1) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
61.0ms
(- (* (* (exp x) (exp x)) (exp x)) 1)
23.0ms
(* (exp x) (exp x))
14.0ms
(* (exp x) (exp x))

series280.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
190.0ms
(/ (/ (- (* (* (exp x) (exp x)) (exp x)) 1) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
49.0ms
(- (* (* (exp x) (exp x)) (exp x)) 1)
25.0ms
(* (exp x) (exp x))
15.0ms
(* (exp x) (exp x))

simplify1.1s

Counts
175 → 175

prune1.6s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize54.0ms

Local error

Found 4 expressions with local error:

3.1b
(- (/ (/ (* (* (exp x) (exp x)) (exp x)) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x) (/ (/ 1 (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x))
0.2b
(/ (/ (* (* (exp x) (exp x)) (exp x)) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
0.2b
(/ (/ 1 (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
0.0b
(* (exp x) (exp x))

rewrite586.0ms

Algorithm
rewrite-expression-head
Rules
180×times-frac
120×add-sqr-sqrt
114×*-un-lft-identity
90×add-cube-cbrt
28×associate-/r/ div-inv
25×add-cbrt-cube
24×associate-/l*
23×add-exp-log
18×exp-prod
17×distribute-rgt-out--
14×flip3-+ flip-+
13×div-exp
11×pow1
10×cbrt-undiv
difference-of-squares
distribute-lft-out--
associate-/r* add-log-exp
pow-prod-down prod-exp pow-sqr pow-prod-up cbrt-unprod insert-posit16
swap-sqr associate-*r* associate-*l*
clear-num frac-2neg associate-/l/
pow2 rec-exp sub-neg pow-plus flip3-- diff-log 1-exp *-commutative frac-sub flip-- sub-div unswap-sqr
Counts
4 → 222
Calls
4 calls:
Slowest
342.0ms
(- (/ (/ (* (* (exp x) (exp x)) (exp x)) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x) (/ (/ 1 (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x))
115.0ms
(/ (/ (* (* (exp x) (exp x)) (exp x)) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
100.0ms
(/ (/ 1 (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
25.0ms
(* (exp x) (exp x))

series480.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
248.0ms
(- (/ (/ (* (* (exp x) (exp x)) (exp x)) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x) (/ (/ 1 (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x))
144.0ms
(/ (/ (* (* (exp x) (exp x)) (exp x)) (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
63.0ms
(/ (/ 1 (+ (+ 1 (exp x)) (* (exp x) (exp x)))) x)
25.0ms
(* (exp x) (exp x))

simplify1.7s

Counts
234 → 234

prune2.2s

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

regimes40.0ms

Accuracy

98.5% (0.3b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 20.6b

bsearch55.0ms

end0.0ms

sample2.8s

Algorithm
intervals
Results
1.5s2328×body1280valid
593.0ms1660×body640valid
319.0ms5376×body80valid
197.0ms821×body320valid
57.0ms437×body160valid