Details

sample44.0ms

Algorithm

intervals

Results

29.0ms

262×

body

valid

simplify146.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (2.0ms)

Iter	Nodes	Cost
0	24	8
1	43	8
2	75	8
3	120	8
4	156	8
5	189	8
6	265	8
7	451	8
8	1023	8
9	3632	8
10	5001	8

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 18.6b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b	(+ y (* z (- b y)))
0.0b	(* z (- t a))
0.7b	(+ (* x y) (* z (- t a)))
18.0b	(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

rewrite52.0ms

Algorithm

rewrite-expression-head

Rules

55×	`add-sqr-sqrt`
54×	`prod-diff`
53×	`*-un-lft-identity`
51×	`add-cube-cbrt`
44×	`associate-+r+`
33×	`distribute-rgt-in` `distribute-lft-in`
9×	`times-frac`
8×	`add-exp-log` `add-cbrt-cube` `add-log-exp`
6×	`pow1` `sub-neg`
5×	`associate-r`
4×	`expm1-log1p-u` `fma-def` `flip3-+` `flip-+` `log1p-expm1-u`
3×	`associate-l` `associate-/r` `associate-/l`
2×	`+-commutative` `associate-*r/` `sum-log` `associate-/r/` `associate-/l/`
1×	`cbrt-undiv` `flip3--` `frac-2neg` `div-exp` `pow-prod-down` `prod-exp` `clear-num` `*-commutative` `flip--` `cbrt-unprod` `div-inv` `distribute-lft-out--` `difference-of-squares` `unswap-sqr`

Counts

4 → 153

Calls

4 calls:

6.0ms	(+ y (* z (- b y)))
17.0ms	(* z (- t a))
7.0ms	(+ (* x y) (* z (- t a)))
14.0ms	(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

series490.0ms

Counts

4 → 12

Calls

4 calls:

35.0ms	(+ y (* z (- b y)))
38.0ms	(* z (- t a))
51.0ms	(+ (* x y) (* z (- t a)))
365.0ms	(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

simplify84.0ms

Algorithm

egg-herbie

Counts

165 → 165

Iterations

Useful iterations: 2 (70.0ms)

Iter	Nodes	Cost
0	608	1288
1	2360	956
2	5001	942

prune562.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 18.0b

localize14.0ms

Local error

Found 3 expressions with local error:

0.0b	(* z (- t a))
0.5b	(fma x y (* z (- t a)))
18.0b	(/ (fma x y (* z (- t a))) (fma (- b y) z y))

rewrite19.0ms

Algorithm

rewrite-expression-head

Rules

29×	`add-sqr-sqrt`
27×	`*-un-lft-identity`
25×	`add-cube-cbrt`
18×	`prod-diff`
11×	`distribute-rgt-in` `distribute-lft-in`
9×	`times-frac`
7×	`add-exp-log` `add-cbrt-cube`
5×	`pow1` `associate-r`
3×	`expm1-log1p-u` `associate-l` `associate-/r` `log1p-expm1-u` `associate-/l` `add-log-exp`
2×	`sub-neg` `associate-*r/`
1×	`cbrt-undiv` `flip3--` `frac-2neg` `div-exp` `pow-prod-down` `prod-exp` `clear-num` `*-commutative` `flip--` `cbrt-unprod` `fma-udef` `div-inv` `distribute-lft-out--` `difference-of-squares` `unswap-sqr`

Counts

3 → 85

Calls

3 calls:

13.0ms	(* z (- t a))
0.0ms	(fma x y (* z (- t a)))
3.0ms	(/ (fma x y (* z (- t a))) (fma (- b y) z y))

series461.0ms

Counts

3 → 9

Calls

3 calls:

40.0ms	(* z (- t a))
57.0ms	(fma x y (* z (- t a)))
365.0ms	(/ (fma x y (* z (- t a))) (fma (- b y) z y))

simplify159.0ms

Algorithm

egg-herbie

Counts

94 → 94

Iterations

Useful iterations: 2 (39.0ms)

Iter	Nodes	Cost
0	291	724
1	1049	551
2	4904	521
3	5001	521

prune308.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 18.0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b	(* z (- t a))
0.7b	(+ (* x y) (* z (- t a)))
1.0b	(/ 1 (fma (- b y) z y))
17.7b	(* (+ (* x y) (* z (- t a))) (/ 1 (fma (- b y) z y)))

rewrite49.0ms

Algorithm

rewrite-expression-head

Rules

57×	`add-sqr-sqrt`
49×	`*-un-lft-identity`
46×	`add-cube-cbrt`
36×	`prod-diff`
22×	`distribute-rgt-in` `associate-+r+` `distribute-lft-in`
20×	`times-frac`
19×	`add-exp-log`
18×	`associate-r`
13×	`add-cbrt-cube`
9×	`pow1`
6×	`associate-l` `add-log-exp`
5×	`prod-exp`
4×	`expm1-log1p-u` `sub-neg` `div-exp` `log1p-expm1-u` `unswap-sqr`
3×	`flip3-+` `associate-r/` `associate-/r` `cbrt-unprod` `flip-+` `associate-/l*`
2×	`cbrt-undiv` `frac-times` `rec-exp` `1-exp` `pow-prod-down` `associate-l/` `-commutative` `div-inv`
1×	`+-commutative` `flip3--` `pow-flip` `fma-def` `frac-2neg` `clear-num` `sum-log` `un-div-inv` `flip--` `distribute-lft-out--` `inv-pow` `difference-of-squares`

Counts

4 → 157

Calls

4 calls:

13.0ms	(* z (- t a))
11.0ms	(+ (* x y) (* z (- t a)))
2.0ms	(/ 1 (fma (- b y) z y))
16.0ms	(* (+ (* x y) (* z (- t a))) (/ 1 (fma (- b y) z y)))

series793.0ms

Counts

4 → 12

Calls

4 calls:

38.0ms	(* z (- t a))
49.0ms	(+ (* x y) (* z (- t a)))
102.0ms	(/ 1 (fma (- b y) z y))
603.0ms	(* (+ (* x y) (* z (- t a))) (/ 1 (fma (- b y) z y)))

simplify81.0ms

Algorithm

egg-herbie

Counts

169 → 169

Iterations

Useful iterations: 2 (67.0ms)

Iter	Nodes	Cost
0	533	1248
1	2155	961
2	5001	930

prune504.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 18.0b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b	(* z (- t a))
0.2b	(/ 1 (/ (fma (- b y) z y) (fma x y (* z (- t a)))))
0.5b	(fma x y (* z (- t a)))
18.0b	(/ (fma (- b y) z y) (fma x y (* z (- t a))))

rewrite32.0ms

Algorithm

rewrite-expression-head

Rules

84×	`times-frac`
72×	`add-sqr-sqrt`
70×	`*-un-lft-identity`
68×	`add-cube-cbrt`
19×	`add-exp-log`
18×	`prod-diff`
16×	`associate-/r*`
13×	`add-cbrt-cube`
11×	`distribute-rgt-in` `distribute-lft-in`
8×	`div-exp`
7×	`pow1`
6×	`div-inv` `associate-/l*`
5×	`associate-r`
4×	`cbrt-undiv` `expm1-log1p-u` `log1p-expm1-u` `add-log-exp`
3×	`associate-l`
2×	`sub-neg` `rec-exp` `frac-2neg` `1-exp` `associate-*r/` `clear-num`
1×	`flip3--` `pow-flip` `pow-prod-down` `prod-exp` `associate-/r/` `*-commutative` `flip--` `cbrt-unprod` `fma-udef` `distribute-lft-out--` `inv-pow` `difference-of-squares` `unswap-sqr`

Counts

4 → 163

Calls

4 calls:

16.0ms	(* z (- t a))
6.0ms	(/ 1 (/ (fma (- b y) z y) (fma x y (* z (- t a)))))
0.0ms	(fma x y (* z (- t a)))
3.0ms	(/ (fma (- b y) z y) (fma x y (* z (- t a))))

series1.5s

Counts

4 → 12

Calls

4 calls:

43.0ms	(* z (- t a))
1.2s	(/ 1 (/ (fma (- b y) z y) (fma x y (* z (- t a)))))
56.0ms	(fma x y (* z (- t a)))
169.0ms	(/ (fma (- b y) z y) (fma x y (* z (- t a))))

simplify80.0ms

Algorithm

egg-herbie

Counts

175 → 175

Iterations

Useful iterations: 2 (60.0ms)

Iter	Nodes	Cost
0	520	1776
1	2146	1503
2	5001	1426

prune455.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 7.6b

regimes496.0ms

Accuracy

27.3% (8.9b remaining)

Error of 19.5b against oracle of 10.6b and baseline of 22.8b

bsearch148.0ms

Steps

Iters	Range		Point
10	2.4429956359950786e+238	5.483858331996701e+255	3.1319354597313615e+239
8	-6.876743365716922e+163	-1.1617128053451152e+159	-1.624786847613654e+159

simplify3.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	35	12
1	37	12
2	37	12

end0.0ms

sample1.3s

Algorithm

intervals

Results

945.0ms

8405×

body

valid