Details

Time bar (total: 1.4m)

sample321.0ms

Algorithm
intervals
Results
107.0ms61×body10240exit
74.0ms61×body1280valid
66.0ms352×body80valid
30.0ms36×body640valid
11.0ms17×body320valid
2.0msbody160valid

simplify362.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
362.0ms
(/ (- (* (+ 1 (/ 1 eps)) (exp (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x))))) 2)

prune24.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.0b

localize60.0ms

Local error

Found 4 expressions with local error:

1.8b
(- (+ (exp (* x (+ eps -1))) (/ (exp (* x (+ eps -1))) eps)) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
0.0b
(exp (* x (+ eps -1)))
0.0b
(exp (* x (+ eps -1)))
0.0b
(exp (* x (- -1 eps)))

rewrite177.0ms

Algorithm
rewrite-expression-head
Rules
22×add-log-exp
16×*-un-lft-identity
exp-sum
add-sqr-sqrt diff-log distribute-lft-out--
distribute-rgt-in pow1 sub-neg distribute-lft-in add-cbrt-cube add-exp-log frac-sub add-cube-cbrt insert-posit16
exp-prod flip3-- exp-to-pow flip-- rem-exp-log
sum-log flip3-+ flip-+ distribute-lft-out associate--r+
associate--l+ associate--r- difference-of-squares
Counts
4 → 70
Calls
4 calls:
Slowest
156.0ms
(- (+ (exp (* x (+ eps -1))) (/ (exp (* x (+ eps -1))) eps)) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
9.0ms
(exp (* x (+ eps -1)))
6.0ms
(exp (* x (- -1 eps)))
5.0ms
(exp (* x (+ eps -1)))

series178.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
124.0ms
(- (+ (exp (* x (+ eps -1))) (/ (exp (* x (+ eps -1))) eps)) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
22.0ms
(exp (* x (+ eps -1)))
18.0ms
(exp (* x (+ eps -1)))
15.0ms
(exp (* x (- -1 eps)))

simplify20.9s

Counts
91 → 82
Calls
91 calls:
Slowest
792.0ms
(- (* (+ (pow (exp (* x (+ eps -1))) 3) (pow (/ (exp (* x (+ eps -1))) eps) 3)) (+ (* (/ (exp (* x (- -1 eps))) eps) (/ (exp (* x (- -1 eps))) eps)) (+ (* (exp (* x (- -1 eps))) (exp (* x (- -1 eps)))) (* (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))))) (* (+ (* (exp (* x (+ eps -1))) (exp (* x (+ eps -1)))) (- (* (/ (exp (* x (+ eps -1))) eps) (/ (exp (* x (+ eps -1))) eps)) (* (exp (* x (+ eps -1))) (/ (exp (* x (+ eps -1))) eps)))) (- (pow (/ (exp (* x (- -1 eps))) eps) 3) (pow (exp (* x (- -1 eps))) 3))))
688.0ms
(- (* (- (* (exp (* x (+ eps -1))) (exp (* x (+ eps -1)))) (* (/ (exp (* x (+ eps -1))) eps) (/ (exp (* x (+ eps -1))) eps))) (+ (* (/ (exp (* x (- -1 eps))) eps) (/ (exp (* x (- -1 eps))) eps)) (+ (* (exp (* x (- -1 eps))) (exp (* x (- -1 eps)))) (* (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))))) (* (- (exp (* x (+ eps -1))) (/ (exp (* x (+ eps -1))) eps)) (- (pow (/ (exp (* x (- -1 eps))) eps) 3) (pow (exp (* x (- -1 eps))) 3))))
660.0ms
(cbrt (exp (* x (- -1 eps))))
462.0ms
(- (* (+ (pow (exp (* x (+ eps -1))) 3) (pow (/ (exp (* x (+ eps -1))) eps) 3)) (+ (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))) (* (+ (* (exp (* x (+ eps -1))) (exp (* x (+ eps -1)))) (- (* (/ (exp (* x (+ eps -1))) eps) (/ (exp (* x (+ eps -1))) eps)) (* (exp (* x (+ eps -1))) (/ (exp (* x (+ eps -1))) eps)))) (- (* (/ (exp (* x (- -1 eps))) eps) (/ (exp (* x (- -1 eps))) eps)) (* (exp (* x (- -1 eps))) (exp (* x (- -1 eps)))))))
451.0ms
(- (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))

prune1.0s

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.1b

localize24.0ms

Local error

Found 3 expressions with local error:

0.4b
(* 2/3 x)
0.1b
(* (* 2/3 x) x)
0.0b
(* x (- (* (* 2/3 x) x) x))

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt pow1 add-cbrt-cube add-exp-log
10×associate-*r*
*-un-lft-identity
add-cube-cbrt
associate-*l*
pow-prod-down prod-exp cbrt-unprod
*-commutative insert-posit16 add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/ unswap-sqr
flip3-- distribute-rgt-out-- flip--
Counts
3 → 64
Calls
3 calls:
Slowest
59.0ms
(* x (- (* (* 2/3 x) x) x))
14.0ms
(* (* 2/3 x) x)
5.0ms
(* 2/3 x)

series181.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
111.0ms
(* x (- (* (* 2/3 x) x) x))
48.0ms
(* (* 2/3 x) x)
22.0ms
(* 2/3 x)

simplify6.6s

Counts
76 → 73
Calls
76 calls:
Slowest
782.0ms
(* (* (* (* 2/3 x) (* 2/3 x)) (* 2/3 x)) (* (* x x) x))
729.0ms
(* (* (* x x) x) (* (* (- (* (* 2/3 x) x) x) (- (* (* 2/3 x) x) x)) (- (* (* 2/3 x) x) x)))
605.0ms
(* (* (* x (- (* (* 2/3 x) x) x)) (* x (- (* (* 2/3 x) x) x))) (* x (- (* (* 2/3 x) x) x)))
520.0ms
(* (* (* (* 2/3 x) x) (* (* 2/3 x) x)) (* (* 2/3 x) x))
454.0ms
(* x (- (pow (* (* 2/3 x) x) 3) (pow x 3)))

prune624.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize43.0ms

Local error

Found 4 expressions with local error:

1.8b
(- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
0.0b
(exp (* x (+ eps -1)))
0.0b
(exp (* x (+ eps -1)))
0.0b
(exp (* x (- -1 eps)))

rewrite149.0ms

Algorithm
rewrite-expression-head
Rules
15×add-log-exp
add-sqr-sqrt *-un-lft-identity
exp-sum
distribute-rgt-in pow1 sub-neg distribute-lft-in add-cbrt-cube add-exp-log add-cube-cbrt insert-posit16
exp-prod exp-to-pow diff-log distribute-lft-out-- rem-exp-log
flip3-- frac-sub flip-- associate--r+ difference-of-squares
times-frac associate--r-
Counts
4 → 64
Calls
4 calls:
Slowest
118.0ms
(- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
11.0ms
(exp (* x (- -1 eps)))
10.0ms
(exp (* x (+ eps -1)))
10.0ms
(exp (* x (+ eps -1)))

series135.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
84.0ms
(- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
22.0ms
(exp (* x (+ eps -1)))
15.0ms
(exp (* x (- -1 eps)))
14.0ms
(exp (* x (+ eps -1)))

simplify17.6s

Counts
84 → 76
Calls
84 calls:
Slowest
696.0ms
(* (* (- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))) (- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))) (- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))))
616.0ms
(exp (* -1 (* x (+ eps 1))))
494.0ms
(* (* (exp (* x (- -1 eps))) (exp (* x (- -1 eps)))) (exp (* x (- -1 eps))))
463.0ms
(- (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
415.0ms
(+ (* (/ (exp (* x (+ eps -1))) eps) (/ (exp (* x (+ eps -1))) eps)) (+ (* (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))) (* (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))))

prune1.0s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.1b

localize77.0ms

Local error

Found 4 expressions with local error:

1.8b
(- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
0.0b
(cbrt (exp (* x (+ eps -1))))
0.0b
(cbrt (exp (* x (+ eps -1))))
0.0b
(cbrt (exp (* x (+ eps -1))))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
15×cbrt-prod
12×add-sqr-sqrt *-un-lft-identity
add-log-exp
add-cube-cbrt
exp-sum
pow1 add-cbrt-cube add-exp-log insert-posit16
distribute-rgt-in distribute-lft-in pow1/3 diff-log distribute-lft-out--
sub-neg flip3-- frac-sub flip-- associate--r+ difference-of-squares
times-frac associate--r-
Counts
4 → 65
Calls
4 calls:
Slowest
100.0ms
(- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
5.0ms
(cbrt (exp (* x (+ eps -1))))
5.0ms
(cbrt (exp (* x (+ eps -1))))
4.0ms
(cbrt (exp (* x (+ eps -1))))

series237.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
104.0ms
(- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
52.0ms
(cbrt (exp (* x (+ eps -1))))
42.0ms
(cbrt (exp (* x (+ eps -1))))
40.0ms
(cbrt (exp (* x (+ eps -1))))

simplify22.0s

Counts
95 → 77
Calls
95 calls:
Slowest
826.0ms
(* (* (- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))) (- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))) (- (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))))
528.0ms
(- (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))
475.0ms
(+ (* (/ (exp (* x (+ eps -1))) eps) (/ (exp (* x (+ eps -1))) eps)) (+ (* (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps))))) (* (/ (exp (* x (+ eps -1))) eps) (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))))
402.0ms
(- (+ (exp (* -1 (* x (+ eps 1)))) (/ (exp (* (- eps 1) x)) eps)) (/ (exp (* -1 (* x (+ eps 1)))) eps))
390.0ms
(- (- (/ (exp (* x (- -1 eps))) eps) (exp (* x (- -1 eps)))))

prune1.1s

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.1b

regimes154.0ms

Accuracy

96.6% (0.6b remaining)

Error of 1.0b against oracle of 0.5b and baseline of 16.8b

bsearch305.0ms

end0.0ms

sample11.8s

Algorithm
intervals
Results
3.6s1940×body10240exit
2.9s1764×body1280valid
2.4s9817×body80valid
2.0s1278×body640valid
336.0ms588×body320valid
180.0ms342×body160valid