Details

Time bar (total: 2.1s)

sample26.0ms

Algorithm
intervals
Results
19.0ms256×body80valid

simplify93.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02014
13714
28414
325214
462314
5141314
6381414
7500114

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))
0.0b
(* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))
4.3b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
4.3b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite108.0ms

Algorithm
rewrite-expression-head
Rules
115×times-frac
113×add-sqr-sqrt
103×*-un-lft-identity
57×add-cube-cbrt
18×difference-of-squares
14×distribute-lft-out
13×associate-/l*
11×pow1 add-exp-log add-cbrt-cube
9×swap-sqr
8×flip3-- flip-- distribute-lft-out-- add-log-exp
7×associate-*r* associate-*l*
6×div-inv
4×frac-times sub-neg associate-/r*
3×cbrt-undiv div-exp
2×distribute-rgt-in distribute-lft-in diff-log associate-*r/ associate-*l/ associate-/r/
1×pow2 frac-2neg flip3-+ pow-plus pow-prod-down prod-exp clear-num pow-sqr *-commutative pow-prod-up cbrt-unprod flip-+ associate-/l/ unswap-sqr
Counts
4 → 169
Calls
4 calls:
13.0ms
(/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))
44.0ms
(* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))
22.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series16.0ms

Counts
4 → 12
Calls
4 calls:
3.0ms
(/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))
5.0ms
(* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))
4.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
4.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify83.0ms

Algorithm
egg-herbie
Counts
181 → 181
Iterations

Useful iterations: 2 (62.0ms)

IterNodesCost
06612029
129311895
250021844

prune386.0ms

Filtered
125 candidates to 181 candidates (-44.8%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New1801181
Fresh000
Picked011
Done000
Total1802182

Merged error: 0b

Counts
182 → 2

localize22.0ms

Local error

Found 4 expressions with local error:

0.5b
(pow (exp 1) (pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4))
0.5b
(pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4)
1.3b
(log (pow (exp 1) (pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4)))
4.3b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
26×unpow-prod-down
20×*-un-lft-identity
17×pow-unpow
14×add-cube-cbrt sqrt-prod
9×times-frac difference-of-squares
7×pow1 log-prod pow-pow
6×add-exp-log add-log-exp
4×add-cbrt-cube sqr-pow
3×pow-to-exp exp-prod rem-log-exp pow-exp distribute-lft-out--
1×sub-neg flip3-- sqrt-pow1 pow1/2 diff-log log-pow sqrt-pow2 flip--
Counts
4 → 92
Calls
4 calls:
26.0ms
(pow (exp 1) (pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4))
24.0ms
(pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4)
3.0ms
(log (pow (exp 1) (pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4)))
24.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series50.0ms

Counts
4 → 12
Calls
4 calls:
14.0ms
(pow (exp 1) (pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4))
11.0ms
(pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4)
21.0ms
(log (pow (exp 1) (pow (sqrt (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))) 4)))
4.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify67.0ms

Algorithm
egg-herbie
Counts
104 → 104
Iterations

Useful iterations: 2 (55.0ms)

IterNodesCost
05221229
120621099
250031085

prune258.0ms

Filtered
74 candidates to 104 candidates (-40.5%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New1040104
Fresh000
Picked011
Done011
Total1042106

Merged error: 0b

Counts
106 → 2

regimes194.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01414
11414

end0.0ms

sample744.0ms

Algorithm
intervals
Results
606.0ms8000×body80valid

Profiling

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