Details

sample17.0ms

Algorithm

intervals

Results

9.0ms

256×

body

valid

simplify68.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	20	17
1	44	17
2	126	17
3	328	17
4	602	17
5	780	17
6	1010	17
7	1482	17
8	5001	17

prune2.0ms

Filtered

1 candidates to 0 candidates (0.0%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Kept	Total
New	1	1
Fresh	1	1
Picked	0	0
Done	0	0
Total	2	2

Merged error: 0.0b

Counts

2 → 1

localize9.0ms

Local error

Found 4 expressions with local error:

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

rewrite55.0ms

Algorithm

rewrite-expression-head

Rules

78×	`add-exp-log` `add-cbrt-cube`
56×	`*-un-lft-identity`
49×	`times-frac`
32×	`add-sqr-sqrt`
30×	`prod-exp` `cbrt-unprod`
28×	`add-cube-cbrt`
25×	`cbrt-undiv` `div-exp`
24×	`swap-sqr`
20×	`associate-r` `associate-l`
18×	`pow1` `associate-/r/`
12×	`distribute-lft-out`
11×	`flip3-+` `flip-+`
9×	`div-inv`
6×	`add-log-exp`
3×	`associate-/r` `associate-/l`
2×	`pow2` `frac-times` `pow-plus` `associate-r/` `pow-prod-down` `associate-l/` `pow-sqr` `*-commutative` `pow-prod-up` `associate-/l/` `unswap-sqr`
1×	`+-commutative` `frac-2neg` `clear-num` `sum-log`

Counts

4 → 176

Calls

4 calls:

8.0ms	(/ (+ 1.0 (* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))) (+ 2.0 (* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))))
3.0ms	(+ 2.0 (* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t))))
19.0ms	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))
16.0ms	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))

series267.0ms

Counts

4 → 12

Calls

4 calls:

117.0ms	(/ (+ 1.0 (* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))) (+ 2.0 (* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))))
50.0ms	(+ 2.0 (* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t))))
51.0ms	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))
48.0ms	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))

simplify93.0ms

Algorithm

egg-herbie

Counts

188 → 188

Iterations

Useful iterations: 2 (69.0ms)

Iter	Nodes	Cost
0	628	2260
1	3153	1815
2	5001	1770

prune240.0ms

Filtered

188 candidates to 114 candidates (60.6%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	187	1	188
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	187	2	189

Merged error: 0b

Counts

189 → 2

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b	(* (- 1.0 t) (/ (* 2.0 t) (+ 1.0 t)))
0.0b	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))
0.1b	(* (/ (* 2.0 t) (- (* 1.0 1.0) (* t t))) (* (- 1.0 t) (/ (* 2.0 t) (+ 1.0 t))))
14.3b	(/ (* 2.0 t) (- (* 1.0 1.0) (* t t)))

rewrite63.0ms

Algorithm

rewrite-expression-head

Rules

108×	`add-exp-log` `add-cbrt-cube`
48×	`prod-exp` `cbrt-unprod`
37×	`*-un-lft-identity`
32×	`times-frac`
30×	`cbrt-undiv` `div-exp`
25×	`add-sqr-sqrt` `associate-l`
21×	`associate-r`
19×	`add-cube-cbrt`
18×	`pow1`
14×	`associate-/r/`
12×	`frac-times` `swap-sqr`
9×	`associate-*r/`
8×	`flip3--` `associate-*l/` `flip--`
7×	`div-inv` `distribute-lft-out`
5×	`flip3-+` `pow-prod-down` `flip-+`
4×	`associate-/r*` `add-log-exp` `difference-of-squares`
3×	`*-commutative`
2×	`unswap-sqr`
1×	`pow2` `frac-2neg` `pow-plus` `clear-num` `pow-sqr` `pow-prod-up` `associate-/l*` `distribute-lft-out--`

Counts

4 → 184

Calls

4 calls:

12.0ms	(* (- 1.0 t) (/ (* 2.0 t) (+ 1.0 t)))
16.0ms	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))
19.0ms	(* (/ (* 2.0 t) (- (* 1.0 1.0) (* t t))) (* (- 1.0 t) (/ (* 2.0 t) (+ 1.0 t))))
7.0ms	(/ (* 2.0 t) (- (* 1.0 1.0) (* t t)))

series253.0ms

Counts

4 → 12

Calls

4 calls:

55.0ms	(* (- 1.0 t) (/ (* 2.0 t) (+ 1.0 t)))
50.0ms	(* (/ (* 2.0 t) (+ 1.0 t)) (/ (* 2.0 t) (+ 1.0 t)))
79.0ms	(* (/ (* 2.0 t) (- (* 1.0 1.0) (* t t))) (* (- 1.0 t) (/ (* 2.0 t) (+ 1.0 t))))
68.0ms	(/ (* 2.0 t) (- (* 1.0 1.0) (* t t)))

simplify52.0ms

Algorithm

egg-herbie

Counts

196 → 196

Iterations

Useful iterations: 1 (28.0ms)

Iter	Nodes	Cost
0	974	2125
1	5002	1600

prune303.0ms

Filtered

196 candidates to 115 candidates (58.7%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	196	0	196
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	196	2	198

Merged error: 0b

Counts

198 → 2

regimes43.0ms

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)

Iter	Nodes	Cost
0	14	17
1	14	17

end0.0ms

sample366.0ms

Algorithm

intervals

Results

272.0ms

8000×

body

valid