Details

Time bar (total: 8.8s)

sample31.0ms

Algorithm
intervals
Results
15.0ms256×body80valid

simplify9.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0711
11111
21211
done1211

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ x (+ x 1.0))
0.0b
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))
0.0b
(/ 1.0 (- x 1.0))

rewrite125.0ms

Algorithm
rewrite-expression-head
Rules
75×*-un-lft-identity
50×times-frac
45×add-sqr-sqrt
31×add-cube-cbrt
21×fma-def
11×distribute-lft-out
associate-/r* distribute-lft-out--
add-cbrt-cube add-exp-log difference-of-squares
associate-/r/ associate-/l*
add-log-exp
expm1-log1p-u pow1 log1p-expm1-u div-inv
cbrt-undiv clear-num frac-2neg flip3-+ flip3-- div-exp flip-+ flip--
+-commutative sum-log frac-add
Counts
3 → 114
Calls
3 calls:
15.0ms
(/ x (+ x 1.0))
94.0ms
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))
9.0ms
(/ 1.0 (- x 1.0))

series287.0ms

Counts
3 → 9
Calls
3 calls:
65.0ms
(/ x (+ x 1.0))
179.0ms
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))
44.0ms
(/ 1.0 (- x 1.0))

simplify1.5s

Counts
123 → 123
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01751183
14311100
217361043
done50001040

prune459.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(log1p (expm1 (+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))))
0.0b
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))
0.0b
(/ 1.0 (- x 1.0))
0.5b
(expm1 (+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0))))

rewrite94.0ms

Algorithm
rewrite-expression-head
Rules
59×*-un-lft-identity
38×times-frac
37×add-sqr-sqrt
23×add-cube-cbrt
21×fma-def
distribute-lft-out--
distribute-lft-out difference-of-squares
add-cbrt-cube add-exp-log add-log-exp
associate-/r* log1p-expm1-u
expm1-log1p-u pow1 associate-/r/
associate-/l*
flip3-- div-inv flip--
cbrt-undiv +-commutative log1p-udef expm1-log1p clear-num sum-log frac-2neg flip3-+ div-exp frac-add log1p-expm1 flip-+ expm1-udef
Counts
4 → 101
Calls
4 calls:
0.0ms
(log1p (expm1 (+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))))
77.0ms
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))
13.0ms
(/ 1.0 (- x 1.0))
0.0ms
(expm1 (+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0))))

series973.0ms

Counts
4 → 12
Calls
4 calls:
432.0ms
(log1p (expm1 (+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))))
194.0ms
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0)))
30.0ms
(/ 1.0 (- x 1.0))
318.0ms
(expm1 (+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0))))

simplify771.0ms

Counts
113 → 113
Iterations

Useful iterations: done (768.0ms)

IterNodesCost
01641266
14031183
214561085
done50001076

prune582.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (+ x 1.0) x)
0.0b
(+ (/ 1.0 (- x 1.0)) (/ 1 (/ (+ x 1.0) x)))
0.0b
(/ 1.0 (- x 1.0))
0.3b
(/ 1 (/ (+ x 1.0) x))

rewrite207.0ms

Algorithm
rewrite-expression-head
Rules
142×times-frac
139×*-un-lft-identity
95×add-sqr-sqrt
81×add-cube-cbrt
24×associate-/r*
21×fma-def
20×distribute-lft-out
19×add-exp-log
13×add-cbrt-cube
10×associate-/l*
div-exp div-inv
distribute-lft-out--
difference-of-squares
add-log-exp
pow1 cbrt-undiv associate-/r/
expm1-log1p-u log1p-expm1-u
clear-num frac-2neg
rec-exp flip3-+ flip3-- 1-exp flip-+ flip-- associate-/l/
+-commutative sum-log frac-add pow-flip inv-pow
Counts
4 → 203
Calls
4 calls:
22.0ms
(/ (+ x 1.0) x)
131.0ms
(+ (/ 1.0 (- x 1.0)) (/ 1 (/ (+ x 1.0) x)))
18.0ms
(/ 1.0 (- x 1.0))
21.0ms
(/ 1 (/ (+ x 1.0) x))

series369.0ms

Counts
4 → 12
Calls
4 calls:
88.0ms
(/ (+ x 1.0) x)
181.0ms
(+ (/ 1.0 (- x 1.0)) (/ 1 (/ (+ x 1.0) x)))
35.0ms
(/ 1.0 (- x 1.0))
64.0ms
(/ 1 (/ (+ x 1.0) x))

simplify2.1s

Counts
215 → 215
Iterations

Useful iterations: done (2.1s)

IterNodesCost
02762556
17212189
238792080
done50002077

prune663.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes46.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0913
11113
done1113

end0.0ms

sample601.0ms

Algorithm
intervals
Results
431.0ms8000×body80valid