Details

sample46.0ms

Algorithm

intervals

Results

19.0ms	300×	body	80	valid
2.0ms	7×	body	1280	valid
1.0ms	5×	body	640	valid
1.0ms	5×	body	320	valid
1.0ms	3×	body	160	valid

simplify6.9s

Counts

1 → 1

Iterations

Useful iterations: 2 (15.0ms)

Iter	Nodes	Cost
0	12	13
1	21	13
2	51	12
3	172	12
4	477	12
5	1152	12
6	2708	12
done	5000	12

prune14.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize30.0ms

Local error

Found 3 expressions with local error:

0.0b	(- (/ 2.0 3.0) z)
0.0b	(* 6.0 (- (/ 2.0 3.0) z))
0.1b	(fma (- y x) (* 6.0 (- (/ 2.0 3.0) z)) x)

rewrite207.0ms

Algorithm

rewrite-expression-head

Rules

126×	`add-sqr-sqrt`
118×	`*-un-lft-identity`
117×	`prod-diff`
114×	`add-cube-cbrt`
92×	`times-frac`
41×	`distribute-rgt-in` `distribute-lft-in`
13×	`fma-neg`
10×	`div-inv`
6×	`associate-r`
5×	`pow1` `add-exp-log` `add-cbrt-cube` `add-log-exp`
4×	`difference-of-squares`
3×	`expm1-log1p-u` `sub-neg` `associate-l` `log1p-expm1-u`
2×	`flip3--` `associate-*r/` `flip--` `distribute-lft-out--`
1×	`diff-log` `pow-prod-down` `prod-exp` `*-commutative` `cbrt-unprod` `fma-udef` `unswap-sqr`

Counts

3 → 186

Calls

3 calls:

50.0ms	(- (/ 2.0 3.0) z)
130.0ms	(* 6.0 (- (/ 2.0 3.0) z))
1.0ms	(fma (- y x) (* 6.0 (- (/ 2.0 3.0) z)) x)

series160.0ms

Counts

3 → 9

Calls

3 calls:

20.0ms	(- (/ 2.0 3.0) z)
55.0ms	(* 6.0 (- (/ 2.0 3.0) z))
84.0ms	(fma (- y x) (* 6.0 (- (/ 2.0 3.0) z)) x)

simplify2.2s

Counts

195 → 195

Iterations

Useful iterations: done (2.2s)

Iter	Nodes	Cost
0	257	4364
1	455	3245
2	930	2739
3	3028	2292
done	5000	1959

prune386.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b	(- 4.0 (* 6.0 z))
0.1b	(fma (- y x) (- 4.0 (* 6.0 z)) x)

rewrite8.0ms

Algorithm

rewrite-expression-head

Rules

4×	`add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity` `add-log-exp`
3×	`fma-neg` `prod-diff`
2×	`pow1` `add-exp-log` `expm1-log1p-u` `add-cbrt-cube` `log1p-expm1-u`
1×	`sub-neg` `flip3--` `diff-log` `flip--` `fma-udef`

Counts

2 → 30

Calls

2 calls:

7.0ms	(- 4.0 (* 6.0 z))
0.0ms	(fma (- y x) (- 4.0 (* 6.0 z)) x)

series100.0ms

Counts

2 → 6

Calls

2 calls:

39.0ms	(- 4.0 (* 6.0 z))
61.0ms	(fma (- y x) (- 4.0 (* 6.0 z)) x)

simplify2.4s

Counts

36 → 36

Iterations

Useful iterations: 4 (1.3s)

Iter	Nodes	Cost
0	64	389
1	145	380
2	363	335
3	1119	327
4	3556	309
done	5000	309

prune121.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b	(- (/ 2.0 3.0) z)
0.0b	(+ x (* (* (- y x) 6.0) (- (/ 2.0 3.0) z)))
0.0b	(* (- y x) 6.0)
0.4b	(* (* (- y x) 6.0) (- (/ 2.0 3.0) z))

rewrite245.0ms

Algorithm

rewrite-expression-head

Rules

199×	`add-sqr-sqrt`
195×	`prod-diff`
191×	`*-un-lft-identity`
185×	`add-cube-cbrt`
146×	`times-frac`
82×	`distribute-rgt-in` `associate-+r+` `distribute-lft-in`
16×	`div-inv`
13×	`fma-neg`
11×	`pow1` `add-exp-log` `add-cbrt-cube`
10×	`associate-*l/`
9×	`associate-r`
8×	`flip3--` `flip--` `add-log-exp`
6×	`associate-l`
5×	`sub-neg` `difference-of-squares`
4×	`expm1-log1p-u` `frac-times` `pow-prod-down` `prod-exp` `cbrt-unprod` `log1p-expm1-u`
3×	`fma-def` `distribute-lft-out--`
2×	`associate-r/` `-commutative`
1×	`+-commutative` `flip3-+` `diff-log` `sum-log` `flip-+` `unswap-sqr`

Counts

4 → 304

Calls

4 calls:

33.0ms	(- (/ 2.0 3.0) z)
42.0ms	(+ x (* (* (- y x) 6.0) (- (/ 2.0 3.0) z)))
33.0ms	(* (- y x) 6.0)
117.0ms	(* (* (- y x) 6.0) (- (/ 2.0 3.0) z))

series174.0ms

Counts

4 → 12

Calls

4 calls:

20.0ms	(- (/ 2.0 3.0) z)
71.0ms	(+ x (* (* (- y x) 6.0) (- (/ 2.0 3.0) z)))
31.0ms	(* (- y x) 6.0)
51.0ms	(* (* (- y x) 6.0) (- (/ 2.0 3.0) z))

simplify2.1s

Counts

316 → 316

Iterations

Useful iterations: done (2.1s)

Iter	Nodes	Cost
0	400	7667
1	922	6190
2	2975	5410
done	5002	4990

prune882.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.0b	(* (- y x) 6.0)
0.0b	(* (- y x) 6.0)
0.4b	(fma (- (/ (/ 2.0 (cbrt 3.0)) (* (cbrt 3.0) (cbrt 3.0))) z) (* (- y x) 6.0) x)
1.0b	(/ 2.0 (cbrt 3.0))

rewrite71.0ms

Algorithm

rewrite-expression-head

Rules

31×	`add-sqr-sqrt`
27×	`*-un-lft-identity`
23×	`add-cube-cbrt`
18×	`times-frac`
12×	`cbrt-prod`
10×	`add-exp-log` `associate-l`
9×	`add-cbrt-cube`
8×	`pow1`
6×	`associate-r` `associate-/r*`
4×	`expm1-log1p-u` `associate-*l/` `log1p-expm1-u` `add-log-exp`
3×	`associate-/l*`
2×	`flip3--` `pow-prod-down` `prod-exp` `*-commutative` `flip--` `cbrt-unprod` `distribute-lft-out--` `difference-of-squares` `unswap-sqr`
1×	`cbrt-undiv` `frac-2neg` `div-exp` `clear-num` `fma-udef` `div-inv`

Counts

4 → 99

Calls

4 calls:

28.0ms	(* (- y x) 6.0)
33.0ms	(* (- y x) 6.0)
0.0ms	(fma (- (/ (/ 2.0 (cbrt 3.0)) (* (cbrt 3.0) (cbrt 3.0))) z) (* (- y x) 6.0) x)
6.0ms	(/ 2.0 (cbrt 3.0))

series224.0ms

Counts

4 → 10

Calls

4 calls:

44.0ms	(* (- y x) 6.0)
36.0ms	(* (- y x) 6.0)
143.0ms	(fma (- (/ (/ 2.0 (cbrt 3.0)) (* (cbrt 3.0) (cbrt 3.0))) z) (* (- y x) 6.0) x)
0.0ms	(/ 2.0 (cbrt 3.0))

simplify1.9s

Counts

109 → 109

Iterations

Useful iterations: done (1.9s)

Iter	Nodes	Cost
0	146	1102
1	273	1058
2	709	965
3	2339	908
done	5000	868

prune520.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

regimes176.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	9	10
1	10	10
done	10	10

end0.0ms

sample1.9s

Algorithm

intervals

Results

1.2s	9398×	body	80	valid
59.0ms	271×	body	640	valid
59.0ms	190×	body	320	valid
44.0ms	165×	body	1280	valid
16.0ms	128×	body	160	valid