Details

sample76.0ms

Algorithm

intervals

Results

17.0ms	33×	body	1280	valid
17.0ms	276×	body	80	valid
12.0ms	44×	body	640	valid
4.0ms	19×	body	320	valid
1.0ms	11×	body	160	valid

simplify59.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (2.0ms)

Iter	Nodes	Cost
0	34	8
1	78	8
2	261	8
3	834	8
4	2600	8
5	5001	8

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.6b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b	(hypot (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (- phi1 phi2))
0.0b	(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (- phi1 phi2)) R)
0.1b	(* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))
2.4b	(cos (/ (+ phi1 phi2) 2.0))

rewrite45.0ms

Algorithm

rewrite-expression-head

Rules

14×	`add-sqr-sqrt`
10×	`*-un-lft-identity`
8×	`pow1` `add-exp-log` `add-cube-cbrt` `associate-l` `add-cbrt-cube`
6×	`associate-r`
4×	`expm1-log1p-u` `log1p-expm1-u` `add-log-exp`
2×	`pow-prod-down` `associate-l/` `prod-exp` `-commutative` `cbrt-unprod` `unswap-sqr`
1×	`hypot-udef` `flip3--` `flip--` `distribute-lft-out--` `difference-of-squares`

Counts

4 → 63

Calls

4 calls:

0.0ms	(hypot (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (- phi1 phi2))
7.0ms	(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (- phi1 phi2)) R)
26.0ms	(* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))
10.0ms	(cos (/ (+ phi1 phi2) 2.0))

series877.0ms

Counts

4 → 12

Calls

4 calls:

345.0ms	(hypot (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (- phi1 phi2))
428.0ms	(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (- phi1 phi2)) R)
81.0ms	(* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))
24.0ms	(cos (/ (+ phi1 phi2) 2.0))

simplify44.0ms

Algorithm

egg-herbie

Counts

75 → 75

Iterations

Useful iterations: 2 (31.0ms)

Iter	Nodes	Cost
0	328	677
1	1130	579
2	5001	569

prune277.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.5b

localize17.0ms

Local error

Found 4 expressions with local error:

0.1b	(* (- lambda1 lambda2) (cbrt (pow (cos (/ (+ phi1 phi2) 2.0)) 3)))
0.4b	(cbrt (pow (cos (/ (+ phi1 phi2) 2.0)) 3))
0.5b	(pow (cos (/ (+ phi1 phi2) 2.0)) 3)
2.4b	(cos (/ (+ phi1 phi2) 2.0))

rewrite52.0ms

Algorithm

rewrite-expression-head

Rules

28×	`cbrt-prod`
26×	`add-sqr-sqrt`
17×	`*-un-lft-identity`
15×	`add-cube-cbrt` `associate-r`
10×	`unpow-prod-down` `cube-prod`
7×	`pow1` `add-exp-log`
6×	`add-cbrt-cube`
5×	`associate-l` `unswap-sqr`
4×	`expm1-log1p-u` `log1p-expm1-u` `add-log-exp` `sqr-pow`
3×	`cube-mult` `pow-unpow` `unpow3`
2×	`associate-*l/`
1×	`pow-to-exp` `flip3--` `pow-pow` `pow1/3` `pow-prod-down` `pow-exp` `prod-exp` `*-commutative` `flip--` `rem-cbrt-cube` `cbrt-unprod` `distribute-lft-out--` `rem-cube-cbrt` `difference-of-squares`

Counts

4 → 97

Calls

4 calls:

30.0ms	(* (- lambda1 lambda2) (cbrt (pow (cos (/ (+ phi1 phi2) 2.0)) 3)))
2.0ms	(cbrt (pow (cos (/ (+ phi1 phi2) 2.0)) 3))
3.0ms	(pow (cos (/ (+ phi1 phi2) 2.0)) 3)
14.0ms	(cos (/ (+ phi1 phi2) 2.0))

series176.0ms

Counts

4 → 12

Calls

4 calls:

81.0ms	(* (- lambda1 lambda2) (cbrt (pow (cos (/ (+ phi1 phi2) 2.0)) 3)))
23.0ms	(cbrt (pow (cos (/ (+ phi1 phi2) 2.0)) 3))
44.0ms	(pow (cos (/ (+ phi1 phi2) 2.0)) 3)
28.0ms	(cos (/ (+ phi1 phi2) 2.0))

simplify44.0ms

Algorithm

egg-herbie

Counts

109 → 109

Iterations

Useful iterations: 2 (35.0ms)

Iter	Nodes	Cost
0	273	722
1	1100	673
2	5001	655

prune343.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.5b

localize23.0ms

Local error

Found 4 expressions with local error:

0.5b	(cbrt (* (cos (/ (+ phi1 phi2) 2.0)) (cos (/ (+ phi1 phi2) 2.0))))
2.4b	(cos (/ (+ phi1 phi2) 2.0))
2.4b	(cos (/ (+ phi1 phi2) 2.0))
2.4b	(cos (/ (+ phi1 phi2) 2.0))

rewrite35.0ms

Algorithm

rewrite-expression-head

Rules

4×	`pow1` `add-exp-log` `add-sqr-sqrt` `expm1-log1p-u` `add-cube-cbrt` `*-un-lft-identity` `add-cbrt-cube` `log1p-expm1-u` `add-log-exp`
1×	`cbrt-prod` `cbrt-div` `pow1/3` `cos-mult`

Counts

4 → 39

Calls

4 calls:

4.0ms	(cbrt (* (cos (/ (+ phi1 phi2) 2.0)) (cos (/ (+ phi1 phi2) 2.0))))
10.0ms	(cos (/ (+ phi1 phi2) 2.0))
10.0ms	(cos (/ (+ phi1 phi2) 2.0))
10.0ms	(cos (/ (+ phi1 phi2) 2.0))

series379.0ms

Counts

4 → 12

Calls

4 calls:

113.0ms	(cbrt (* (cos (/ (+ phi1 phi2) 2.0)) (cos (/ (+ phi1 phi2) 2.0))))
23.0ms	(cos (/ (+ phi1 phi2) 2.0))
220.0ms	(cos (/ (+ phi1 phi2) 2.0))
23.0ms	(cos (/ (+ phi1 phi2) 2.0))

simplify84.0ms

Algorithm

egg-herbie

Counts

51 → 51

Iterations

Useful iterations: 4 (80.0ms)

Iter	Nodes	Cost
0	102	327
1	195	289
2	522	287
3	1740	287
4	5002	279

prune262.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.5b

localize22.0ms

Local error

Found 4 expressions with local error:

0.5b	(cbrt (* (cos (/ (+ phi1 phi2) 2.0)) (cos (/ (+ phi1 phi2) 2.0))))
2.4b	(cos (/ (+ phi1 phi2) 2.0))
2.4b	(cos (/ (+ phi1 phi2) 2.0))
2.4b	(cos (/ (+ phi1 phi2) 2.0))

rewrite37.0ms

Algorithm

rewrite-expression-head

Rules

4×	`pow1` `add-exp-log` `add-sqr-sqrt` `expm1-log1p-u` `add-cube-cbrt` `*-un-lft-identity` `add-cbrt-cube` `log1p-expm1-u` `add-log-exp`
1×	`cbrt-prod` `cbrt-div` `pow1/3` `cos-mult`

Counts

4 → 39

Calls

4 calls:

4.0ms	(cbrt (* (cos (/ (+ phi1 phi2) 2.0)) (cos (/ (+ phi1 phi2) 2.0))))
10.0ms	(cos (/ (+ phi1 phi2) 2.0))
10.0ms	(cos (/ (+ phi1 phi2) 2.0))
12.0ms	(cos (/ (+ phi1 phi2) 2.0))

series179.0ms

Counts

4 → 12

Calls

4 calls:

109.0ms	(cbrt (* (cos (/ (+ phi1 phi2) 2.0)) (cos (/ (+ phi1 phi2) 2.0))))
22.0ms	(cos (/ (+ phi1 phi2) 2.0))
25.0ms	(cos (/ (+ phi1 phi2) 2.0))
23.0ms	(cos (/ (+ phi1 phi2) 2.0))

simplify84.0ms

Algorithm

egg-herbie

Counts

51 → 51

Iterations

Useful iterations: 4 (80.0ms)

Iter	Nodes	Cost
0	102	327
1	195	289
2	522	287
3	1740	287
4	5002	279

prune264.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 3.5b

regimes349.0ms

Accuracy

0% (0.2b remaining)

Error of 3.8b against oracle of 3.6b and baseline of 3.8b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	17	8
1	17	8

end0.0ms

sample2.0s

Algorithm

intervals

Results

532.0ms	8376×	body	80	valid
386.0ms	1335×	body	640	valid
338.0ms	839×	body	1280	valid
140.0ms	698×	body	320	valid
50.0ms	355×	body	160	valid