Details

Time bar (total: 25.5s)

sample79.0ms

Algorithm
intervals
Results
39.0ms59×body1280valid
12.0ms43×body640valid
9.0ms128×body80valid
5.0ms17×body320valid
1.0msbody160valid

simplify138.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
138.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 30.0b

localize13.0ms

Local error

Found 3 expressions with local error:

2.8b
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
0.0b
(/ 2 (+ 1 (exp (* -2 x))))
0.0b
(+ 1 (exp (* -2 x)))

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
26×*-un-lft-identity
23×add-sqr-sqrt
15×times-frac
12×add-cube-cbrt
add-log-exp
add-cbrt-cube add-exp-log distribute-lft-out
associate-/r* difference-of-squares
pow1 insert-posit16 associate-/l*
flip3-+ difference-of-sqr-1 associate-/r/ flip-+
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg flip3-- diff-log div-exp div-inv flip-- distribute-lft-out--
Counts
3 → 67
Calls
3 calls:
Slowest
62.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
10.0ms
(/ 2 (+ 1 (exp (* -2 x))))
5.0ms
(+ 1 (exp (* -2 x)))

series112.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
75.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
20.0ms
(/ 2 (+ 1 (exp (* -2 x))))
16.0ms
(+ 1 (exp (* -2 x)))

simplify7.1s

Counts
57 → 76
Calls
57 calls:
Slowest
372.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
311.0ms
(/ (* (* 2 2) 2) (* (* (+ 1 (exp (* -2 x))) (+ 1 (exp (* -2 x)))) (+ 1 (exp (* -2 x)))))
269.0ms
(- (+ x 1) (* 1/3 (pow x 3)))
254.0ms
(+ (* 1 1) (- (* (exp (* -2 x)) (exp (* -2 x))) (* 1 (exp (* -2 x)))))
190.0ms
(* (exp 1) (exp (exp (* -2 x))))

prune737.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize26.0ms

Local error

Found 3 expressions with local error:

2.8b
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
0.0b
(+ (exp (* -2 x)) 1)
0.0b
(/ 2 (+ (exp (* -2 x)) 1))

rewrite128.0ms

Algorithm
rewrite-expression-head
Rules
26×*-un-lft-identity
23×add-sqr-sqrt
15×times-frac
12×add-cube-cbrt
add-log-exp
add-cbrt-cube add-exp-log distribute-lft-out
associate-/r* difference-of-squares
pow1 insert-posit16 associate-/l*
flip3-+ difference-of-sqr-1 associate-/r/ flip-+
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg flip3-- diff-log div-exp div-inv flip-- distribute-lft-out--
Counts
3 → 67
Calls
3 calls:
Slowest
85.0ms
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
25.0ms
(/ 2 (+ (exp (* -2 x)) 1))
17.0ms
(+ (exp (* -2 x)) 1)

series128.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
80.0ms
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
38.0ms
(/ 2 (+ (exp (* -2 x)) 1))
11.0ms
(+ (exp (* -2 x)) 1)

simplify7.1s

Counts
57 → 76
Calls
57 calls:
Slowest
428.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
333.0ms
(/ (* (* 2 2) 2) (* (* (+ (exp (* -2 x)) 1) (+ (exp (* -2 x)) 1)) (+ (exp (* -2 x)) 1)))
280.0ms
(- (+ x 1) (* 1/3 (pow x 3)))
226.0ms
(+ (* (exp (* -2 x)) (exp (* -2 x))) (- (* 1 1) (* (exp (* -2 x)) 1)))
183.0ms
(* (exp (exp (* -2 x))) (exp 1))

prune1.1s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize41.0ms

Local error

Found 4 expressions with local error:

19.3b
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
0.2b
(* (* x x) -1/3)
0.1b
(* (* (* x x) -1/3) x)
0.0b
(* (pow x 5) 2/15)

rewrite428.0ms

Algorithm
rewrite-expression-head
Rules
23×add-exp-log
20×add-cbrt-cube
18×pow1
15×add-sqr-sqrt
12×prod-exp
10×cbrt-unprod
*-un-lft-identity associate-*r* associate-*l* pow-prod-down add-cube-cbrt add-log-exp
unpow-prod-down insert-posit16 unswap-sqr
sum-log *-commutative
sqr-pow
pow-to-exp +-commutative associate-+l+ flip3-+ pow-exp flip-+
Counts
4 → 82
Calls
4 calls:
Slowest
326.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
55.0ms
(* (* (* x x) -1/3) x)
28.0ms
(* (* x x) -1/3)
16.0ms
(* (pow x 5) 2/15)

series251.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
98.0ms
(* (pow x 5) 2/15)
66.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
47.0ms
(* (* (* x x) -1/3) x)
40.0ms
(* (* x x) -1/3)

simplify4.4s

Counts
55 → 94
Calls
55 calls:
Slowest
617.0ms
(* (* (* (* (* x x) -1/3) (* (* x x) -1/3)) (* (* x x) -1/3)) (* (* x x) x))
413.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
383.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
325.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
259.0ms
(* (* (* (* x x) (* x x)) (* x x)) (* (* -1/3 -1/3) -1/3))

prune828.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes125.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 29.2b

bsearch179.0ms

end0.0ms

sample2.5s

Algorithm
intervals
Results
1.1s1696×body1280valid
664.0ms1291×body640valid
365.0ms4114×body80valid
199.0ms595×body320valid
54.0ms304×body160valid