Details

Time bar (total: 20.8s)

sample99.0ms

Algorithm
intervals
Results
29.0ms63×body1280valid
26.0ms66×body10240exit
21.0ms62×body640valid
7.0ms28×body320valid
6.0ms94×body80valid
1.0msbody160valid

simplify10.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
10.0ms
(/ (exp x) (- (exp x) 1))

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 39.8b

localize9.0ms

Local error

Found 2 expressions with local error:

2.9b
(- (exp x) 1)
0.5b
(/ (exp x) (- (exp x) 1))

rewrite42.0ms

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-/r*
difference-of-sqr-1 distribute-lft-out--
add-cbrt-cube add-log-exp
add-exp-log associate-/l*
pow1 flip3-- associate-/r/ insert-posit16 flip--
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-exp div-inv
Counts
2 → 63
Calls
2 calls:
Slowest
26.0ms
(- (exp x) 1)
14.0ms
(/ (exp x) (- (exp x) 1))

series57.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
30.0ms
(/ (exp x) (- (exp x) 1))
27.0ms
(- (exp x) 1)

simplify1.8s

Counts
68 → 69
Calls
68 calls:
Slowest
448.0ms
(/ (* (* (exp x) (exp x)) (exp x)) (* (* (- (exp x) 1) (- (exp x) 1)) (- (exp x) 1)))
217.0ms
(+ x (+ (* 1/6 (pow x 3)) (* 1/2 (pow x 2))))
76.0ms
(/ (* (cbrt (exp x)) (cbrt (exp x))) (* (cbrt (- (exp x) 1)) (cbrt (- (exp x) 1))))
64.0ms
(+ (* (exp x) (exp x)) (+ (* 1 1) (* (exp x) 1)))
41.0ms
(/ (* (cbrt (exp x)) (cbrt (exp x))) (+ (sqrt (exp x)) 1))

prune526.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.5b

localize13.0ms

Local error

Found 3 expressions with local error:

0.3b
(* 1/12 x)
0.0b
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
0.0b
(+ (/ 1 x) 1/2)

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
10×add-log-exp
*-un-lft-identity
add-sqr-sqrt
pow1 add-cbrt-cube add-exp-log add-cube-cbrt
sum-log
associate-*r* associate-*l* insert-posit16
+-commutative flip3-+ flip-+ distribute-lft-out
associate-+r+ pow-prod-down prod-exp *-commutative cbrt-unprod div-inv unswap-sqr
Counts
3 → 47
Calls
3 calls:
Slowest
30.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
17.0ms
(+ (/ 1 x) 1/2)
5.0ms
(* 1/12 x)

series49.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
17.0ms
(+ (/ 1 x) 1/2)
16.0ms
(* 1/12 x)
15.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))

simplify1.2s

Counts
23 → 56
Calls
23 calls:
Slowest
377.0ms
(* (exp (* 1/12 x)) (exp (+ (/ 1 x) 1/2)))
367.0ms
(* (exp (* 1/12 x)) (* (exp (/ 1 x)) (exp 1/2)))
197.0ms
(* (* (* 1/12 1/12) 1/12) (* (* x x) x))
35.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
30.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))

prune408.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.5b

localize16.0ms

Local error

Found 3 expressions with local error:

0.3b
(* 1/12 x)
0.0b
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
0.0b
(+ (/ 1 x) 1/2)

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
10×add-log-exp
*-un-lft-identity
add-sqr-sqrt
pow1 add-cbrt-cube add-exp-log add-cube-cbrt
sum-log
associate-*r* associate-*l* insert-posit16
+-commutative flip3-+ flip-+ distribute-lft-out
associate-+r+ pow-prod-down prod-exp *-commutative cbrt-unprod div-inv unswap-sqr
Counts
3 → 47
Calls
3 calls:
Slowest
23.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
16.0ms
(+ (/ 1 x) 1/2)
5.0ms
(* 1/12 x)

series80.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
31.0ms
(* 1/12 x)
25.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
23.0ms
(+ (/ 1 x) 1/2)

simplify1.1s

Counts
23 → 56
Calls
23 calls:
Slowest
410.0ms
(* (exp (* 1/12 x)) (* (exp (/ 1 x)) (exp 1/2)))
372.0ms
(* (exp (* 1/12 x)) (exp (+ (/ 1 x) 1/2)))
126.0ms
(* (* (* 1/12 1/12) 1/12) (* (* x x) x))
43.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))
43.0ms
(+ (* 1/12 x) (+ (/ 1 x) 1/2))

prune374.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.5b

localize37.0ms

Local error

Found 4 expressions with local error:

2.9b
(- (* (exp x) (exp x)) (* 1 1))
0.5b
(/ (exp x) (- (* (exp x) (exp x)) (* 1 1)))
0.5b
(* (/ (exp x) (- (* (exp x) (exp x)) (* 1 1))) (+ (exp x) 1))
0.0b
(+ (exp x) 1)

rewrite173.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
26×*-un-lft-identity
25×times-frac
22×add-cube-cbrt
18×associate-*l*
11×add-cbrt-cube
add-exp-log
add-log-exp difference-of-squares
pow1
associate-/r* associate-*r* associate-/r/ insert-posit16
flip3-+ flip3-- flip-+ flip-- associate-/l*
frac-times cbrt-undiv div-exp prod-exp associate-*r/ cbrt-unprod div-inv distribute-lft-out unswap-sqr
distribute-rgt-in +-commutative clear-num sum-log sub-neg frac-2neg distribute-lft-in diff-log pow-prod-down associate-*l/ *-commutative
Counts
4 → 106
Calls
4 calls:
Slowest
118.0ms
(* (/ (exp x) (- (* (exp x) (exp x)) (* 1 1))) (+ (exp x) 1))
27.0ms
(/ (exp x) (- (* (exp x) (exp x)) (* 1 1)))
13.0ms
(- (* (exp x) (exp x)) (* 1 1))
12.0ms
(+ (exp x) 1)

series191.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
82.0ms
(* (/ (exp x) (- (* (exp x) (exp x)) (* 1 1))) (+ (exp x) 1))
69.0ms
(/ (exp x) (- (* (exp x) (exp x)) (* 1 1)))
27.0ms
(- (* (exp x) (exp x)) (* 1 1))
13.0ms
(+ (exp x) 1)

simplify9.7s

Counts
90 → 118
Calls
90 calls:
Slowest
687.0ms
(/ (* (exp x) (+ (exp x) 1)) (- (pow (exp x) 2) 1))
679.0ms
(/ (* (exp x) (+ (exp x) 1)) (- (pow (exp x) 2) 1))
416.0ms
(* (- (* (exp x) (exp x)) (* 1 1)) (- (exp x) 1))
415.0ms
(* 1 (/ (exp x) (- (* (exp x) (exp x)) (* 1 1))))
374.0ms
(* (/ (exp x) (- (* (exp x) (exp x)) (* 1 1))) (+ (exp x) 1))

prune934.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.4b

regimes167.0ms

Accuracy

97.9% (0.4b remaining)

Error of 0.8b against oracle of 0.4b and baseline of 21.2b

bsearch6.0ms

end0.0ms

sample3.6s

Algorithm
intervals
Results
1.4s2560×body10240exit
1.0s2285×body1280valid
542.0ms1668×body640valid
230.0ms827×body320valid
230.0ms2841×body80valid
71.0ms380×body160valid