Details

Time bar (total: 17.0s)

sample71.0ms

Algorithm
intervals
Results
28.0ms430×body80valid

simplify5.6s

Counts
1 → 1
Iterations

Useful iterations: 6 (4.2s)

IterNodesCost
01819
13819
210019
331918
485318
5181918
6399316
done500016

prune18.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 7.7b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (/ (fma y (* x 9.0) b) z) (* (* a 4.0) t))
0.3b
(fma y (* x 9.0) b)
3.9b
(/ (fma y (* x 9.0) b) z)
6.8b
(/ (- (/ (fma y (* x 9.0) b) z) (* (* a 4.0) t)) c)

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
34×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×fma-neg prod-diff
add-exp-log add-cbrt-cube
associate-/r* associate-/l* add-log-exp
pow1 expm1-log1p-u log1p-expm1-u div-inv
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- associate-/l/
sub-neg diff-log div-sub fma-udef
Counts
4 → 111
Calls
4 calls:
27.0ms
(- (/ (fma y (* x 9.0) b) z) (* (* a 4.0) t))
0.0ms
(fma y (* x 9.0) b)
5.0ms
(/ (fma y (* x 9.0) b) z)
60.0ms
(/ (- (/ (fma y (* x 9.0) b) z) (* (* a 4.0) t)) c)

series490.0ms

Counts
4 → 12
Calls
4 calls:
183.0ms
(- (/ (fma y (* x 9.0) b) z) (* (* a 4.0) t))
35.0ms
(fma y (* x 9.0) b)
69.0ms
(/ (fma y (* x 9.0) b) z)
202.0ms
(/ (- (/ (fma y (* x 9.0) b) z) (* (* a 4.0) t)) c)

simplify1.4s

Counts
123 → 123
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01702305
13792243
212672063
done50001986

prune620.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 7.1b

localize19.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
4.5b
(/ (* t a) c)
5.0b
(/ b (* z c))
9.2b
(/ (* x y) (* z c))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
26×add-exp-log add-cbrt-cube
cbrt-undiv add-sqr-sqrt add-cube-cbrt *-un-lft-identity div-exp
times-frac
prod-exp cbrt-unprod
associate-/r* associate-/l*
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
frac-2neg clear-num div-inv
fma-udef
Counts
4 → 79
Calls
4 calls:
0.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
14.0ms
(/ (* t a) c)
14.0ms
(/ b (* z c))
15.0ms
(/ (* x y) (* z c))

series231.0ms

Counts
4 → 12
Calls
4 calls:
132.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
26.0ms
(/ (* t a) c)
30.0ms
(/ b (* z c))
43.0ms
(/ (* x y) (* z c))

simplify975.0ms

Counts
91 → 91
Iterations

Useful iterations: 2 (270.0ms)

IterNodesCost
0148914
1341893
21523735
done5001735

prune524.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
3.2b
(* t (/ a c))
5.0b
(/ b (* z c))
9.2b
(/ (* x y) (* z c))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
26×add-exp-log add-cbrt-cube
19×add-sqr-sqrt
14×add-cube-cbrt *-un-lft-identity times-frac
13×associate-*r*
cbrt-undiv div-exp prod-exp cbrt-unprod
pow1
expm1-log1p-u log1p-expm1-u associate-/l* add-log-exp
associate-*l* div-inv
frac-2neg clear-num associate-/r* unswap-sqr
associate-*r/ pow-prod-down *-commutative fma-udef
Counts
4 → 90
Calls
4 calls:
1.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
25.0ms
(* t (/ a c))
14.0ms
(/ b (* z c))
23.0ms
(/ (* x y) (* z c))

series250.0ms

Counts
4 → 12
Calls
4 calls:
129.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
23.0ms
(* t (/ a c))
31.0ms
(/ b (* z c))
66.0ms
(/ (* x y) (* z c))

simplify1.1s

Counts
102 → 102
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01681005
1393974
21581844
done5000816

prune501.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
3.7b
(/ t (/ c a))
5.0b
(/ b (* z c))
9.2b
(/ (* x y) (* z c))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
79×times-frac
48×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
26×add-exp-log add-cbrt-cube
15×associate-/r*
cbrt-undiv div-exp
div-inv associate-/l*
prod-exp cbrt-unprod
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
frac-2neg clear-num
associate-/r/ fma-udef
Counts
4 → 128
Calls
4 calls:
0.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
9.0ms
(/ t (/ c a))
8.0ms
(/ b (* z c))
16.0ms
(/ (* x y) (* z c))

series201.0ms

Counts
4 → 12
Calls
4 calls:
116.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
25.0ms
(/ t (/ c a))
24.0ms
(/ b (* z c))
36.0ms
(/ (* x y) (* z c))

simplify1.0s

Counts
140 → 140
Iterations

Useful iterations: 2 (314.0ms)

IterNodesCost
02481608
15421527
220631359
done50011359

prune738.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

regimes1.1s

Accuracy

39% (5.9b remaining)

Error of 6.0b against oracle of 0.1b and baseline of 9.7b

bsearch4.0ms

simplify10.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
048147
161147
done61147

end0.0ms

sample1.8s

Algorithm
intervals
Results
807.0ms12836×body80valid