Details

Time bar (total: 14.6s)

sample73.0ms

Algorithm
intervals
Results
41.0ms372×body80valid

simplify249.0ms

Counts
1 → 1
Iterations
IterNodes
done251
6251
5248
4206
3140
267
126
013

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
0.0b
(+ (+ x (* y z)) (* t a))
3.5b
(* (* a z) b)

rewrite158.0ms

Algorithm
rewrite-expression-head
Rules
17×add-log-exp
sum-log
pow1 add-cbrt-cube add-exp-log
add-sqr-sqrt fma-def *-un-lft-identity add-cube-cbrt
expm1-log1p-u associate-*r* pow-prod-down prod-exp cbrt-unprod log1p-expm1-u
+-commutative associate-+l+ flip3-+ flip-+
associate-*l* *-commutative
Counts
3 → 57
Calls
3 calls:
121.0ms
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
20.0ms
(+ (+ x (* y z)) (* t a))
14.0ms
(* (* a z) b)

series262.0ms

Counts
3 → 9
Calls
3 calls:
138.0ms
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
65.0ms
(+ (+ x (* y z)) (* t a))
58.0ms
(* (* a z) b)

simplify1.4s

Counts
66 → 66
Iterations
IterNodes
done5001
21760
1305
0105

prune458.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize33.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (+ x (* y z)) (* a (fma z b t)))
2.5b
(* a (fma z b t))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-log-exp
*-un-lft-identity add-cube-cbrt
pow1 add-cbrt-cube add-exp-log fma-udef
sum-log fma-def associate-*r* associate-*l*
distribute-rgt-in expm1-log1p-u associate-+r+ distribute-lft-in log1p-expm1-u
+-commutative associate-+l+ flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ unswap-sqr
Counts
2 → 42
Calls
2 calls:
21.0ms
(+ (+ x (* y z)) (* a (fma z b t)))
7.0ms
(* a (fma z b t))

series211.0ms

Counts
2 → 6
Calls
2 calls:
136.0ms
(+ (+ x (* y z)) (* a (fma z b t)))
75.0ms
(* a (fma z b t))

simplify746.0ms

Counts
48 → 48
Iterations
IterNodes
done5000
2822
1197
078

prune457.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma t a (fma z (fma a b y) x))
2.6b
(fma z (fma a b y) x)

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef log1p-expm1-u add-log-exp
Counts
2 → 20
Calls
2 calls:
0.0ms
(fma t a (fma z (fma a b y) x))
0.0ms
(fma z (fma a b y) x)

series294.0ms

Counts
2 → 6
Calls
2 calls:
187.0ms
(fma t a (fma z (fma a b y) x))
106.0ms
(fma z (fma a b y) x)

simplify855.0ms

Counts
26 → 26
Iterations
IterNodes
done5001
3834
2154
162
038

prune245.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ (+ x (* y z)) (* t a)))
0.0b
(sqrt (+ (+ x (* y z)) (* t a)))
0.2b
(fma (sqrt (+ (+ x (* y z)) (* t a))) (sqrt (+ (+ x (* y z)) (* t a))) (* (* a z) b))
3.5b
(* (* a z) b)

rewrite94.0ms

Algorithm
rewrite-expression-head
Rules
11×pow1
add-sqr-sqrt add-cbrt-cube add-exp-log
*-un-lft-identity add-cube-cbrt
sqrt-prod
expm1-log1p-u sqrt-div log1p-expm1-u add-log-exp
associate-*r* pow-prod-down prod-exp cbrt-unprod
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 flip-+
associate-*l* *-commutative fma-udef
Counts
4 → 64
Calls
4 calls:
20.0ms
(sqrt (+ (+ x (* y z)) (* t a)))
43.0ms
(sqrt (+ (+ x (* y z)) (* t a)))
1.0ms
(fma (sqrt (+ (+ x (* y z)) (* t a))) (sqrt (+ (+ x (* y z)) (* t a))) (* (* a z) b))
28.0ms
(* (* a z) b)

series4.7s

Counts
4 → 12
Calls
4 calls:
148.0ms
(sqrt (+ (+ x (* y z)) (* t a)))
165.0ms
(sqrt (+ (+ x (* y z)) (* t a)))
4.3s
(fma (sqrt (+ (+ x (* y z)) (* t a))) (sqrt (+ (+ x (* y z)) (* t a))) (* (* a z) b))
45.0ms
(* (* a z) b)

simplify1.3s

Counts
76 → 76
Iterations
IterNodes
done5001
21987
1338
0128

prune689.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0.0b

regimes491.0ms

Accuracy

92.2% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 2.8b

bsearch186.0ms

Steps
ItersRangePoint
10
4.596657472632644e+62
4.964627999446922e+73
4.670252803328498e+62
8
-1.7819255350359066e-77
-1.2217597270418725e-81
-1.356781841784474e-77

simplify3.0ms

Iterations
IterNodes
done27
127
020

end0.0ms

sample1.7s

Algorithm
intervals
Results
924.0ms11964×body80valid