Details

Time bar (total: 2.1s)

sample18.0ms

Algorithm
intervals
Results
5.0ms60×body640valid
3.0ms133×body80valid
3.0ms46×body320valid
1.0ms17×body160valid

simplify5.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0125
1155
2155

prune1.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.3b

localize6.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1.0 (+ x 1.0))
0.0b
(/ 1.0 (- x 1.0))
2.1b
(- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
84×*-un-lft-identity
55×times-frac
50×add-sqr-sqrt
30×add-cube-cbrt
25×distribute-lft-out--
10×distribute-lft-out
associate-/r*
difference-of-squares
add-exp-log add-cbrt-cube
associate-/r/ associate-/l*
add-log-exp
div-inv
pow1 flip--
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-+
sub-neg flip3-+ diff-log frac-sub
Counts
3 → 102
Calls
3 calls:
5.0ms
(/ 1.0 (+ x 1.0))
5.0ms
(/ 1.0 (- x 1.0))
48.0ms
(- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))

series233.0ms

Counts
3 → 9
Calls
3 calls:
30.0ms
(/ 1.0 (+ x 1.0))
27.0ms
(/ 1.0 (- x 1.0))
175.0ms
(- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))

simplify40.0ms

Algorithm
egg-herbie
Counts
111 → 111
Iterations

Useful iterations: 2 (32.0ms)

IterNodesCost
0387679
11331648
25001644

prune190.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.1b

localize9.0ms

Local error

Found 2 expressions with local error:

0.1b
(/ 1.0 (- (* x x) (* 1.0 1.0)))
1.7b
(- (- x 1.0) (+ x 1.0))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
14×add-log-exp
13×add-sqr-sqrt
12×times-frac
11×add-cube-cbrt
diff-log distribute-lft-out--
difference-of-squares
add-exp-log flip3-- associate-/r* frac-sub add-cbrt-cube flip--
associate-/l*
pow1 sub-neg flip3-+ associate--l+ sum-log associate-/r/ flip-+ distribute-lft-out
cbrt-undiv associate--l- frac-2neg div-exp clear-num div-inv associate--r+
Counts
2 → 61
Calls
2 calls:
5.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))
22.0ms
(- (- x 1.0) (+ x 1.0))

series58.0ms

Counts
2 → 6
Calls
2 calls:
51.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))
7.0ms
(- (- x 1.0) (+ x 1.0))

simplify46.0ms

Algorithm
egg-herbie
Counts
67 → 67
Iterations

Useful iterations: 2 (40.0ms)

IterNodesCost
0388479
11916448
25001446

prune133.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize7.0ms

Local error

Found 1 expressions with local error:

0.1b
(/ 1.0 (- (* x x) (* 1.0 1.0)))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
12×times-frac
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-/r* difference-of-squares
add-exp-log add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- div-inv add-log-exp
Counts
1 → 33
Calls
1 calls:
5.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))

series52.0ms

Counts
1 → 3
Calls
1 calls:
52.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))

simplify185.0ms

Algorithm
egg-herbie
Counts
36 → 36
Iterations

Useful iterations: 3 (180.0ms)

IterNodesCost
0193277
1805257
24386254
35001252

prune79.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 1.0 (+ x 1.0))
0.1b
(/ (/ 1.0 (+ x 1.0)) (- x 1.0))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
174×times-frac
160×*-un-lft-identity
116×add-sqr-sqrt
78×add-cube-cbrt
22×distribute-lft-out
21×associate-/l*
19×distribute-lft-out-- difference-of-squares
16×associate-/r/
add-exp-log associate-/r* add-cbrt-cube
div-inv
flip3-+ flip-+
cbrt-undiv div-exp
pow1 frac-2neg clear-num add-log-exp
flip3-- flip-- associate-/l/
Counts
2 → 163
Calls
2 calls:
5.0ms
(/ 1.0 (+ x 1.0))
18.0ms
(/ (/ 1.0 (+ x 1.0)) (- x 1.0))

series91.0ms

Counts
2 → 6
Calls
2 calls:
25.0ms
(/ 1.0 (+ x 1.0))
66.0ms
(/ (/ 1.0 (+ x 1.0)) (- x 1.0))

simplify73.0ms

Algorithm
egg-herbie
Counts
169 → 169
Iterations

Useful iterations: 1 (14.0ms)

IterNodesCost
06171491
128431443
250021443

prune309.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes18.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify3.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0136
1176
2206
3226
4226

end0.0ms

sample438.0ms

Algorithm
intervals
Results
152.0ms1905×body640valid
98.0ms4244×body80valid
75.0ms1212×body320valid
29.0ms639×body160valid