Details

Time bar (total: 22.2s)

sample25.0ms

Algorithm
intervals
Results
11.0ms256×body80valid
3.0ms256×pre80true

simplify1.4s

Counts
1 → 1
Iterations
IterNodes
done5000
31029
2169
132
010

prune14.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* 2.0 (* i 2.0)) (/ 1.0 i))
0.1b
(/ (/ (/ i 2.0) 2.0) (- (* 2.0 (* i 2.0)) (/ 1.0 i)))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
402×times-frac
193×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
43×associate-/l*
18×div-inv
13×prod-diff
11×add-cbrt-cube add-exp-log
cbrt-undiv div-exp
add-log-exp
associate-/r*
expm1-log1p-u pow1 flip3-- associate-/r/ log1p-expm1-u flip--
clear-num sub-neg frac-2neg fma-neg diff-log associate-/l/
Counts
2 → 224
Calls
2 calls:
18.0ms
(- (* 2.0 (* i 2.0)) (/ 1.0 i))
58.0ms
(/ (/ (/ i 2.0) 2.0) (- (* 2.0 (* i 2.0)) (/ 1.0 i)))

series234.0ms

Counts
2 → 6
Calls
2 calls:
109.0ms
(- (* 2.0 (* i 2.0)) (/ 1.0 i))
124.0ms
(/ (/ (/ i 2.0) 2.0) (- (* 2.0 (* i 2.0)) (/ 1.0 i)))

simplify652.0ms

Counts
230 → 230
Iterations
IterNodes
done5000
11558
0561

prune1.4s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize36.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma 2.0 (* 2.0 i) (/ (- 1.0) i))
0.1b
(* (/ i 2.0) (/ (/ 1 2.0) (fma 2.0 (* 2.0 i) (/ (- 1.0) i))))
0.3b
(/ (/ 1 2.0) (fma 2.0 (* 2.0 i) (/ (- 1.0) i)))

rewrite84.0ms

Algorithm
rewrite-expression-head
Rules
164×times-frac
115×add-sqr-sqrt
89×*-un-lft-identity
87×add-cube-cbrt
47×add-exp-log
43×associate-*r*
29×add-cbrt-cube
23×div-exp
13×associate-*l* associate-/l*
12×cbrt-undiv
10×prod-exp div-inv
unswap-sqr
cbrt-unprod
pow1
expm1-log1p-u rec-exp associate-/r* 1-exp log1p-expm1-u add-log-exp
frac-times clear-num frac-2neg pow-prod-down associate-*l/ associate-*r/ *-commutative fma-udef associate-/l/
Counts
3 → 178
Calls
3 calls:
0.0ms
(fma 2.0 (* 2.0 i) (/ (- 1.0) i))
50.0ms
(* (/ i 2.0) (/ (/ 1 2.0) (fma 2.0 (* 2.0 i) (/ (- 1.0) i))))
18.0ms
(/ (/ 1 2.0) (fma 2.0 (* 2.0 i) (/ (- 1.0) i)))

series294.0ms

Counts
3 → 9
Calls
3 calls:
87.0ms
(fma 2.0 (* 2.0 i) (/ (- 1.0) i))
120.0ms
(* (/ i 2.0) (/ (/ 1 2.0) (fma 2.0 (* 2.0 i) (/ (- 1.0) i))))
87.0ms
(/ (/ 1 2.0) (fma 2.0 (* 2.0 i) (/ (- 1.0) i)))

simplify607.0ms

Counts
187 → 187
Iterations
IterNodes
done5001
1952
0312

prune858.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma 2.0 (* 2.0 i) (/ (- 1.0) i))
0.1b
(/ (fma 2.0 (* 2.0 i) (/ (- 1.0) i)) (/ (/ i 2.0) 2.0))
0.4b
(/ (/ 1 1) (/ (fma 2.0 (* 2.0 i) (/ (- 1.0) i)) (/ (/ i 2.0) 2.0)))

rewrite412.0ms

Algorithm
rewrite-expression-head
Rules
7928×times-frac
3218×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
335×div-inv
177×associate-/r*
106×add-exp-log
92×div-exp
44×add-cbrt-cube
30×cbrt-undiv
20×1-exp
16×associate-/r/ associate-/l*
rec-exp
expm1-log1p-u pow1 log1p-expm1-u add-log-exp
clear-num frac-2neg
fma-udef associate-/l/
Counts
3 → 2143
Calls
3 calls:
1.0ms
(fma 2.0 (* 2.0 i) (/ (- 1.0) i))
25.0ms
(/ (fma 2.0 (* 2.0 i) (/ (- 1.0) i)) (/ (/ i 2.0) 2.0))
97.0ms
(/ (/ 1 1) (/ (fma 2.0 (* 2.0 i) (/ (- 1.0) i)) (/ (/ i 2.0) 2.0)))

series398.0ms

Counts
3 → 9
Calls
3 calls:
86.0ms
(fma 2.0 (* 2.0 i) (/ (- 1.0) i))
186.0ms
(/ (fma 2.0 (* 2.0 i) (/ (- 1.0) i)) (/ (/ i 2.0) 2.0))
126.0ms
(/ (/ 1 1) (/ (fma 2.0 (* 2.0 i) (/ (- 1.0) i)) (/ (/ i 2.0) 2.0)))

simplify2.6s

Counts
2152 → 2152
Iterations
IterNodes
done5000
03477

prune8.9s

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize41.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma (* i 2.0) 2.0 (/ (- 1.0) i))
0.2b
(* (sqrt (/ i 2.0)) (/ (* 1 (sqrt (/ i 2.0))) (* 2.0 (fma (* i 2.0) 2.0 (/ (- 1.0) i)))))
0.5b
(/ (* 1 (sqrt (/ i 2.0))) (* 2.0 (fma (* i 2.0) 2.0 (/ (- 1.0) i))))

rewrite71.0ms

Algorithm
rewrite-expression-head
Rules
45×add-exp-log
33×add-cbrt-cube
21×prod-exp
19×add-sqr-sqrt
16×associate-*l*
15×sqrt-prod
13×cbrt-unprod
12×*-un-lft-identity times-frac div-exp add-cube-cbrt
cbrt-undiv
pow1 associate-*r*
1-exp
expm1-log1p-u sqrt-div log1p-expm1-u div-inv add-log-exp unswap-sqr
associate-*r/
frac-times clear-num associate-/r* frac-2neg pow-prod-down associate-*l/ *-commutative fma-udef associate-/l* associate-/l/
Counts
3 → 86
Calls
3 calls:
0.0ms
(fma (* i 2.0) 2.0 (/ (- 1.0) i))
40.0ms
(* (sqrt (/ i 2.0)) (/ (* 1 (sqrt (/ i 2.0))) (* 2.0 (fma (* i 2.0) 2.0 (/ (- 1.0) i)))))
28.0ms
(/ (* 1 (sqrt (/ i 2.0))) (* 2.0 (fma (* i 2.0) 2.0 (/ (- 1.0) i))))

series546.0ms

Counts
3 → 9
Calls
3 calls:
108.0ms
(fma (* i 2.0) 2.0 (/ (- 1.0) i))
267.0ms
(* (sqrt (/ i 2.0)) (/ (* 1 (sqrt (/ i 2.0))) (* 2.0 (fma (* i 2.0) 2.0 (/ (- 1.0) i)))))
171.0ms
(/ (* 1 (sqrt (/ i 2.0))) (* 2.0 (fma (* i 2.0) 2.0 (/ (- 1.0) i))))

simplify2.2s

Counts
95 → 95
Iterations
IterNodes
done5000
23927
1580
0210

prune439.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes36.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 0.2b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done18
118
012

end0.0ms

sample824.0ms

Algorithm
intervals
Results
547.0ms8000×body80valid
135.0ms8000×pre80true