Details

Time bar (total: 9.7s)

sample96.0ms

Algorithm
intervals
Results
34.0ms67×body1280valid
30.0ms57×body640valid
12.0ms172×body80valid
7.0ms28×body320valid
2.0ms13×body160valid

simplify34.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
34.0ms
(/ (- (exp x) 1) x)

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize5.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (expm1 x) x)

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity times-frac add-cube-cbrt
associate-/r* add-cbrt-cube add-exp-log associate-/l*
expm1-log1p-u pow1 cbrt-undiv clear-num frac-2neg div-sub div-exp insert-posit16 log1p-expm1-u div-inv expm1-udef add-log-exp
Counts
1 → 31
Calls
1 calls:
Slowest
4.0ms
(/ (expm1 x) x)

series50.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
50.0ms
(/ (expm1 x) x)

simplify851.0ms

Counts
28 → 34
Calls
28 calls:
Slowest
469.0ms
(/ (* (* (expm1 x) (expm1 x)) (expm1 x)) (* (* x x) x))
125.0ms
(* -1 (/ (- 1 (exp x)) x))
66.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
41.0ms
(/ (* (cbrt (expm1 x)) (cbrt (expm1 x))) (* (cbrt x) (cbrt x)))
30.0ms
(/ (- (exp x) 1) x)

prune289.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize23.0ms

Local error

Found 3 expressions with local error:

0.0b
(expm1 (log1p (/ (expm1 x) x)))
0.0b
(/ (expm1 x) x)
0.0b
(log1p (/ (expm1 x) x))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-cbrt-cube add-exp-log
expm1-log1p-u
pow1 associate-/r* insert-posit16 log1p-expm1-u associate-/l* add-log-exp
expm1-udef
cbrt-undiv log1p-udef expm1-log1p clear-num frac-2neg div-sub div-exp log1p-expm1 div-inv
Counts
3 → 55
Calls
3 calls:
Slowest
8.0ms
(/ (expm1 x) x)
1.0ms
(log1p (/ (expm1 x) x))
1.0ms
(expm1 (log1p (/ (expm1 x) x)))

series780.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
661.0ms
(expm1 (log1p (/ (expm1 x) x)))
67.0ms
(log1p (/ (expm1 x) x))
52.0ms
(/ (expm1 x) x)

simplify2.3s

Counts
36 → 64
Calls
36 calls:
Slowest
572.0ms
(- (+ (/ (exp x) x) (+ (/ (exp x) (pow x 2)) (+ (* 1/3 (/ (pow (exp x) 3) (pow x 3))) (/ (exp x) (pow x 3))))) (+ (/ (pow (exp x) 2) (pow x 3)) (+ (* 1/2 (/ 1 (pow x 2))) (+ (* 1/2 (/ (pow (exp x) 2) (pow x 2))) (+ (* 1/3 (/ 1 (pow x 3))) (/ 1 x))))))
492.0ms
(- (+ (/ (exp x) x) (+ (/ (exp x) (pow x 2)) (+ (* 1/3 (/ (pow (exp x) 3) (pow x 3))) (/ (exp x) (pow x 3))))) (+ (/ (pow (exp x) 2) (pow x 3)) (+ (* 1/2 (/ 1 (pow x 2))) (+ (* 1/2 (/ (pow (exp x) 2) (pow x 2))) (+ (* 1/3 (/ 1 (pow x 3))) (/ 1 x))))))
372.0ms
(/ (* (* (expm1 x) (expm1 x)) (expm1 x)) (* (* x x) x))
174.0ms
(* -1 (/ (- 1 (exp x)) x))
126.0ms
(* -1 (/ (- 1 (exp x)) x))

prune695.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 1 expressions with local error:

0.1b
(* (expm1 x) (/ 1 x))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
13×associate-*r*
11×times-frac
10×*-un-lft-identity add-exp-log
add-cube-cbrt
add-cbrt-cube
prod-exp
pow1 associate-*l* unswap-sqr
div-exp cbrt-unprod
expm1-log1p-u cbrt-undiv rec-exp 1-exp pow-prod-down associate-*r/ un-div-inv *-commutative insert-posit16 log1p-expm1-u div-inv add-log-exp
Counts
1 → 39
Calls
1 calls:
Slowest
13.0ms
(* (expm1 x) (/ 1 x))

series42.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
42.0ms
(* (expm1 x) (/ 1 x))

simplify1.3s

Counts
31 → 42
Calls
31 calls:
Slowest
393.0ms
(* (* (* (expm1 x) (expm1 x)) (expm1 x)) (* (* (/ 1 x) (/ 1 x)) (/ 1 x)))
240.0ms
(* (* (* (expm1 x) (expm1 x)) (expm1 x)) (/ (* (* 1 1) 1) (* (* x x) x)))
103.0ms
(* -1 (/ (- 1 (exp x)) x))
87.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
59.0ms
(+ (log (expm1 x)) (- 0 (log x)))

prune286.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.1b
(fma x 1/6 1/2)
0.0b
(fma x (fma x 1/6 1/2) 1)

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef insert-posit16 log1p-expm1-u add-log-exp
Counts
2 → 22
Calls
2 calls:
Slowest
0.0ms
(fma x 1/6 1/2)
0.0ms
(fma x (fma x 1/6 1/2) 1)

series69.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
35.0ms
(fma x 1/6 1/2)
34.0ms
(fma x (fma x 1/6 1/2) 1)

simplify352.0ms

Counts
6 → 28
Calls
6 calls:
Slowest
125.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
112.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
82.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
15.0ms
(+ (* 1/6 x) 1/2)
8.0ms
(+ (* 1/6 x) 1/2)

prune226.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes20.0ms

Accuracy

0% (0.0b remaining)

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

bsearch1.0ms

end0.0ms

sample2.2s

Algorithm
intervals
Results
994.0ms2252×body1280valid
507.0ms1715×body640valid
331.0ms5443×body80valid
153.0ms844×body320valid
78.0ms379×body160valid