Details

Time bar (total: 2.7s)

analyze339.0ms

Algorithm
search

sample23.0ms

Algorithm
intervals
Results
17.0ms256×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

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(- 1.0 (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 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)))))
2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
69×add-sqr-sqrt
28×*-un-lft-identity
20×difference-of-squares
19×times-frac
11×pow1
10×add-log-exp
9×flip3-- swap-sqr flip-- distribute-lft-out--
8×add-cube-cbrt
7×associate-*r* associate-*l*
6×add-exp-log add-cbrt-cube
5×sub-neg
4×frac-times
3×diff-log
2×distribute-rgt-in distribute-lft-in associate-*r/ associate-*l/
1×pow2 pow-plus pow-prod-down prod-exp pow-sqr *-commutative pow-prod-up cbrt-unprod unswap-sqr
Counts
4 → 98
Calls
4 calls:
7.0ms
(- 1.0 (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))))
42.0ms
(* (- 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))))

series22.0ms

Counts
4 → 12
Calls
4 calls:
8.0ms
(- 1.0 (/ 1.0 (+ 2.0 (* (- 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)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))
6.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
4.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify58.0ms

Algorithm
egg-herbie
Counts
110 → 110
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
04031603
115831471
250021402

prune233.0ms

Filtered
76 candidates to 110 candidates (-44.7%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New1082110
Fresh000
Picked101
Done000
Total1092111

Merged error: 0b

Counts
111 → 2

localize16.0ms

Local error

Found 4 expressions with local error:

2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
40×add-sqr-sqrt
12×*-un-lft-identity times-frac add-log-exp difference-of-squares
4×pow1 add-exp-log add-cube-cbrt sub-neg flip3-- diff-log add-cbrt-cube flip-- distribute-lft-out--
Counts
4 → 64
Calls
4 calls:
23.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
23.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series14.0ms

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

simplify61.0ms

Algorithm
egg-herbie
Counts
76 → 76
Iterations

Useful iterations: 2 (12.0ms)

IterNodesCost
0137740
1352680
21683672
35001672

prune249.0ms

Filtered
60 candidates to 76 candidates (-26.7%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New76076
Fresh011
Picked011
Done000
Total76278

Merged error: 0b

Counts
78 → 2

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ 2.0 (exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))))
0.0b
(- 1.0 (/ 1.0 (+ 2.0 (exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))))))
0.2b
(exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))
2.4b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
47×add-sqr-sqrt
31×*-un-lft-identity
22×times-frac
15×add-cube-cbrt
14×log-prod exp-sum
11×difference-of-squares
10×add-log-exp
7×distribute-rgt-in distribute-lft-in
6×add-exp-log add-cbrt-cube
4×pow1 associate-/r* distribute-lft-out distribute-lft-out--
3×associate-/l*
2×sub-neg flip3-- diff-log associate-/r/ flip--
1×cbrt-undiv exp-prod exp-to-pow frac-2neg flip3-+ div-exp clear-num flip-+ div-inv rem-exp-log
Counts
4 → 88
Calls
4 calls:
30.0ms
(/ 1.0 (+ 2.0 (exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))))
29.0ms
(- 1.0 (/ 1.0 (+ 2.0 (exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))))))
24.0ms
(exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series22.0ms

Counts
4 → 12
Calls
4 calls:
7.0ms
(/ 1.0 (+ 2.0 (exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))))
7.0ms
(- 1.0 (/ 1.0 (+ 2.0 (exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))))))
4.0ms
(exp (* 2 (log (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))
4.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify47.0ms

Algorithm
egg-herbie
Counts
100 → 100
Iterations

Useful iterations: 2 (34.0ms)

IterNodesCost
04911319
116051226
250011194

prune194.0ms

Filtered
70 candidates to 100 candidates (-42.9%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New1000100
Fresh000
Picked011
Done011
Total1002102

Merged error: 0b

Counts
102 → 2

regimes81.0ms

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
01929
11929

end0.0ms

analyze332.0ms

Algorithm
search

sample643.0ms

Algorithm
intervals
Results
543.0ms8000×body80valid

Profiling

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