Details

Time bar (total: 7.5s)

sample18.0ms

Algorithm
intervals
Results
11.0ms256×body80valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
110
07

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
0.0b
(/ 2 (+ (exp x) (exp (- x))))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
12×add-sqr-sqrt times-frac add-cube-cbrt
5×distribute-lft-out
4×associate-/r* add-cbrt-cube add-exp-log add-log-exp
3×fma-def associate-/l*
2×expm1-log1p-u pow1 flip3-+ associate-/r/ flip-+ insert-posit16 log1p-expm1-u
1×cbrt-undiv +-commutative clear-num sum-log frac-2neg div-exp div-inv
Counts
2 → 54
Calls
2 calls:
22.0ms
(+ (exp x) (exp (- x)))
22.0ms
(/ 2 (+ (exp x) (exp (- x))))

series77.0ms

Counts
2 → 6
Calls
2 calls:
30.0ms
(+ (exp x) (exp (- x)))
47.0ms
(/ 2 (+ (exp x) (exp (- x))))

simplify1.7s

Counts
60 → 60
Iterations
IterNodes
done5000
31537
2573
1214
094

prune237.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize32.0ms

Local error

Found 4 expressions with local error:

0.0b
(cbrt (/ 2 (+ (exp x) (exp (- x)))))
0.0b
(/ 2 (+ (exp x) (exp (- x))))
0.0b
(/ 2 (+ (exp x) (exp (- x))))
0.0b
(/ 2 (+ (exp x) (exp (- x))))

rewrite135.0ms

Algorithm
rewrite-expression-head
Rules
69×*-un-lft-identity
48×times-frac
39×add-sqr-sqrt add-cube-cbrt
18×cbrt-prod
15×distribute-lft-out
12×associate-/r*
10×add-cbrt-cube add-exp-log
9×associate-/l*
8×associate-/r/
4×expm1-log1p-u pow1 flip3-+ flip-+ insert-posit16 log1p-expm1-u div-inv add-log-exp
3×cbrt-undiv clear-num frac-2neg div-exp
1×cbrt-div pow1/3
Counts
4 → 138
Calls
4 calls:
14.0ms
(cbrt (/ 2 (+ (exp x) (exp (- x)))))
45.0ms
(/ 2 (+ (exp x) (exp (- x))))
42.0ms
(/ 2 (+ (exp x) (exp (- x))))
30.0ms
(/ 2 (+ (exp x) (exp (- x))))

series415.0ms

Counts
4 → 12
Calls
4 calls:
253.0ms
(cbrt (/ 2 (+ (exp x) (exp (- x)))))
55.0ms
(/ 2 (+ (exp x) (exp (- x))))
51.0ms
(/ 2 (+ (exp x) (exp (- x))))
56.0ms
(/ 2 (+ (exp x) (exp (- x))))

simplify1.7s

Counts
150 → 150
Iterations
IterNodes
done5000
32382
2737
1278
0134

prune789.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize22.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma (* x x) (fma 5/24 (* x x) -1/2) 1)
0.1b
(fma 5/24 (* x x) -1/2)

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
2×add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef insert-posit16 log1p-expm1-u add-log-exp
Counts
2 → 22
Calls
2 calls:
1.0ms
(fma (* x x) (fma 5/24 (* x x) -1/2) 1)
1.0ms
(fma 5/24 (* x x) -1/2)

series138.0ms

Counts
2 → 6
Calls
2 calls:
68.0ms
(fma (* x x) (fma 5/24 (* x x) -1/2) 1)
70.0ms
(fma 5/24 (* x x) -1/2)

simplify1.4s

Counts
28 → 28
Iterations
IterNodes
done5000
3721
2166
170
040

prune128.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes98.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done12
112
010

end0.0ms

sample516.0ms

Algorithm
intervals
Results
420.0ms8000×body80valid