Details

Time bar (total: 32.8s)

sample89.0ms

Algorithm
intervals
Results
27.0ms41×body1280valid
25.0ms51×body640valid
12.0ms123×body80valid
8.0ms24×body320valid
4.0ms17×body160valid

simplify141.0ms

Calls
1 calls:
Slowest
141.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 30.5b

localize15.0ms

Local error

Found 3 expressions with local error:

4.5b
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
0.0b
(/ 2 (+ 1 (exp (* -2 x))))
0.0b
(+ 1 (exp (* -2 x)))

rewrite207.0ms

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--
Calls
3 calls:
Slowest
179.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
17.0ms
(/ 2 (+ 1 (exp (* -2 x))))
10.0ms
(+ 1 (exp (* -2 x)))

series118.0ms

Calls
3 calls:
Slowest
68.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
32.0ms
(/ 2 (+ 1 (exp (* -2 x))))
18.0ms
(+ 1 (exp (* -2 x)))

simplify6.8s

Calls
57 calls:
Slowest
352.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
334.0ms
(/ (* (* 2 2) 2) (* (* (+ 1 (exp (* -2 x))) (+ 1 (exp (* -2 x)))) (+ 1 (exp (* -2 x)))))
265.0ms
(+ (* 1 1) (- (* (exp (* -2 x)) (exp (* -2 x))) (* 1 (exp (* -2 x)))))
201.0ms
(* (exp 1) (exp (exp (* -2 x))))
201.0ms
(- (+ x 1) (* 1/3 (pow x 3)))

prune611.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 4 expressions with local error:

17.5b
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
0.2b
(* (* x x) -1/3)
0.1b
(* (* (* x x) -1/3) x)
0.1b
(* (pow x 5) 2/15)

rewrite1.2s

Algorithm
rewrite-expression-head
Rules
88×associate-*l*
67×add-sqr-sqrt
49×*-un-lft-identity
29×unswap-sqr
23×add-exp-log
21×add-cube-cbrt
20×pow1 add-cbrt-cube
18×associate-*r* distribute-lft-out
12×prod-exp
10×pow-prod-down cbrt-unprod
swap-sqr *-commutative add-log-exp
unpow-prod-down insert-posit16
sum-log
+-commutative associate-+l+ sqr-pow
pow-to-exp flip3-+ pow-exp flip-+
Calls
4 calls:
Slowest
1.1s
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
77.0ms
(* (* (* x x) -1/3) x)
26.0ms
(* (* x x) -1/3)
10.0ms
(* (pow x 5) 2/15)

series208.0ms

Calls
4 calls:
Slowest
77.0ms
(* (pow x 5) 2/15)
61.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
44.0ms
(* (* (* x x) -1/3) x)
27.0ms
(* (* x x) -1/3)

simplify11.3s

Calls
118 calls:
Slowest
711.0ms
(* (* (* (* (* x x) -1/3) (* (* x x) -1/3)) (* (* x x) -1/3)) (* (* x x) x))
635.0ms
(* (* (exp (* (* (* x x) -1/3) x)) (exp x)) (exp (* (pow x 5) 2/15)))
593.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
584.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
577.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))

prune1.3s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 3 expressions with local error:

4.5b
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
0.0b
(/ 2 (+ 1 (exp (* -2 x))))
0.0b
(+ 1 (exp (* -2 x)))

rewrite150.0ms

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--
Calls
3 calls:
Slowest
102.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
26.0ms
(/ 2 (+ 1 (exp (* -2 x))))
21.0ms
(+ 1 (exp (* -2 x)))

series119.0ms

Calls
3 calls:
Slowest
80.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
27.0ms
(/ 2 (+ 1 (exp (* -2 x))))
11.0ms
(+ 1 (exp (* -2 x)))

simplify6.8s

Calls
57 calls:
Slowest
399.0ms
(/ (* (* 2 2) 2) (* (* (+ 1 (exp (* -2 x))) (+ 1 (exp (* -2 x)))) (+ 1 (exp (* -2 x)))))
348.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
248.0ms
(+ (* 1 1) (- (* (exp (* -2 x)) (exp (* -2 x))) (* 1 (exp (* -2 x)))))
243.0ms
(- (+ x 1) (* 1/3 (pow x 3)))
165.0ms
(* (exp 1) (exp (exp (* -2 x))))

prune635.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.0b

regimes172.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 31.7b

bsearch138.0ms

end0.0ms

sample2.7s

Algorithm
intervals
Results
1.4s1714×body1280valid
555.0ms1210×body640valid
409.0ms4158×body80valid
156.0ms577×body320valid
84.0ms341×body160valid