Details

Time bar (total: 21.9s)

sample72.0ms

Algorithm
intervals
Results
26.0ms53×body1280valid
16.0ms43×body640valid
11.0ms133×body80valid
4.0ms14×body320valid
2.0ms13×body160valid

simplify1.3s

Counts
1 → 1

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.5b

localize13.0ms

Local error

Found 3 expressions with local error:

3.6b
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
0.0b
(/ 2 (+ 1 (exp (* -2 x))))
0.0b
(+ 1 (exp (* -2 x)))

rewrite88.0ms

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
56.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
20.0ms
(/ 2 (+ 1 (exp (* -2 x))))
10.0ms
(+ 1 (exp (* -2 x)))

series138.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
100.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
26.0ms
(/ 2 (+ 1 (exp (* -2 x))))
11.0ms
(+ 1 (exp (* -2 x)))

simplify2.3s

Counts
76 → 76

prune688.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 3 expressions with local error:

3.6b
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
0.0b
(/ 2 (+ (exp (* -2 x)) 1))
0.0b
(+ (exp (* -2 x)) 1)

rewrite146.0ms

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
103.0ms
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
25.0ms
(/ 2 (+ (exp (* -2 x)) 1))
17.0ms
(+ (exp (* -2 x)) 1)

series109.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
73.0ms
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
21.0ms
(/ 2 (+ (exp (* -2 x)) 1))
15.0ms
(+ (exp (* -2 x)) 1)

simplify2.5s

Counts
76 → 76

prune715.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 4 expressions with local error:

4.1b
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
0.3b
(* (+ (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1) (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1))
0.0b
(/ 2 (+ 1 (exp (* -2 x))))
0.0b
(/ 2 (+ 1 (exp (* -2 x))))

rewrite416.0ms

Algorithm
rewrite-expression-head
Rules
59×add-sqr-sqrt
55×*-un-lft-identity
30×times-frac
24×add-cube-cbrt
15×sqrt-prod
14×associate-*r*
12×difference-of-squares
10×add-cbrt-cube add-exp-log distribute-lft-out
associate-/r*
pow1 difference-of-sqr-1 associate-/l* add-log-exp
flip3-+ associate-*l* flip-+
frac-times flip3-- associate-/r/ insert-posit16 flip-- distribute-lft-out--
sub-neg
distribute-rgt-in cbrt-undiv clear-num frac-2neg distribute-lft-in div-exp associate-*l/ associate-*r/ div-inv
diff-log pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 136
Calls
4 calls:
Slowest
343.0ms
(* (+ (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1) (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1))
49.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
11.0ms
(/ 2 (+ 1 (exp (* -2 x))))
10.0ms
(/ 2 (+ 1 (exp (* -2 x))))

series610.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
434.0ms
(* (+ (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1) (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1))
119.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
32.0ms
(/ 2 (+ 1 (exp (* -2 x))))
25.0ms
(/ 2 (+ 1 (exp (* -2 x))))

simplify2.4s

Counts
148 → 148

prune1.5s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize42.0ms

Local error

Found 4 expressions with local error:

4.1b
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
4.1b
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
4.1b
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
0.3b
(* (cbrt (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)) (cbrt (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)))

rewrite415.0ms

Algorithm
rewrite-expression-head
Rules
172×add-sqr-sqrt
96×cbrt-prod
74×*-un-lft-identity
67×sqrt-prod
60×difference-of-squares
35×difference-of-sqr-1 swap-sqr
25×times-frac
17×associate-*r* associate-*l*
16×distribute-lft-out--
12×cbrt-div add-cube-cbrt
11×pow1
10×add-log-exp
flip3-- flip--
pow1/3 add-exp-log
frac-times add-cbrt-cube insert-posit16 unswap-sqr
sub-neg diff-log
pow-prod-down associate-*l/ associate-*r/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 172
Calls
4 calls:
Slowest
230.0ms
(* (cbrt (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)) (cbrt (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)))
72.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
56.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
50.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)

series1.2s

Counts
4 → 12
Calls
4 calls:
Slowest
744.0ms
(* (cbrt (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)) (cbrt (- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)))
157.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
143.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)
137.0ms
(- (sqrt (/ 2 (+ 1 (exp (* -2 x))))) 1)

simplify2.1s

Counts
184 → 184

prune2.4s

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

regimes161.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 29.3b

bsearch157.0ms

end0.0ms

sample2.4s

Algorithm
intervals
Results
929.0ms1662×body1280valid
599.0ms1256×body640valid
406.0ms4113×body80valid
189.0ms646×body320valid
54.0ms323×body160valid