Details

Time bar (total: 7.3s)

sample31.0ms

Algorithm
intervals
Results
19.0ms337×body80valid

simplify979.0ms

Counts
1 → 1
Iterations
IterNodes
done2000
111772
10955
9470
8301
7217
6172
5128
481
343
223
114
08

prune11.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize10.0ms

Local error

Found 1 expressions with local error:

2.2b
(fma (/ y t) (- z x) x)

rewrite0.0ms

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 insert-posit16 log1p-expm1-u add-log-exp
Counts
1 → 11
Calls
1 calls:
0.0ms
(fma (/ y t) (- z x) x)

series46.0ms

Counts
1 → 3
Calls
1 calls:
46.0ms
(fma (/ y t) (- z x) x)

simplify717.0ms

Counts
14 → 14
Iterations
IterNodes
done2000
41451
3261
290
141
024

prune72.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize34.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (fma (/ y t) (- z x) x))
2.2b
(fma (/ y t) (- z x) x)
2.2b
(fma (/ y t) (- z x) x)
2.2b
(fma (/ y t) (- z x) x)

rewrite3.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
cbrt-prod fma-udef
pow1/3
Counts
4 → 47
Calls
4 calls:
1.0ms
(cbrt (fma (/ y t) (- z x) x))
0.0ms
(fma (/ y t) (- z x) x)
0.0ms
(fma (/ y t) (- z x) x)
0.0ms
(fma (/ y t) (- z x) x)

series274.0ms

Counts
4 → 12
Calls
4 calls:
178.0ms
(cbrt (fma (/ y t) (- z x) x))
29.0ms
(fma (/ y t) (- z x) x)
37.0ms
(fma (/ y t) (- z x) x)
30.0ms
(fma (/ y t) (- z x) x)

simplify582.0ms

Counts
59 → 59
Iterations
IterNodes
done2002
3966
2280
1119
062

prune258.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* y (- z x)) t))
0.0b
(* y (- z x))
7.6b
(/ (* y (- z x)) t)

rewrite58.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity
20×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
10×add-cbrt-cube add-exp-log
pow1 associate-*r* add-log-exp
associate-*r/
expm1-log1p-u associate-/r* fma-def times-frac associate-*l* insert-posit16 log1p-expm1-u
cbrt-undiv sub-neg flip3-- div-exp prod-exp cbrt-unprod flip-- associate-/l/
+-commutative clear-num sum-log frac-2neg flip3-+ pow-prod-down *-commutative flip-+ div-inv distribute-lft-out associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 91
Calls
3 calls:
11.0ms
(+ x (/ (* y (- z x)) t))
21.0ms
(* y (- z x))
24.0ms
(/ (* y (- z x)) t)

series155.0ms

Counts
3 → 9
Calls
3 calls:
58.0ms
(+ x (/ (* y (- z x)) t))
43.0ms
(* y (- z x))
54.0ms
(/ (* y (- z x)) t)

simplify621.0ms

Counts
100 → 100
Iterations
IterNodes
done2001
21187
1431
0170

prune336.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ y (/ t (- z x))))
0.0b
(/ t (- z x))
4.5b
(/ y (/ t (- z x)))

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
106×*-un-lft-identity
104×add-sqr-sqrt
72×add-cube-cbrt
26×associate-/r*
16×distribute-lft-out-- difference-of-squares
11×associate-/r/
10×add-cbrt-cube add-exp-log
div-inv associate-/l*
flip3-- flip-- add-log-exp
cbrt-undiv div-exp
expm1-log1p-u pow1 fma-def insert-posit16 log1p-expm1-u
clear-num frac-2neg
+-commutative sum-log flip3-+ flip-+ distribute-lft-out
Counts
3 → 163
Calls
3 calls:
21.0ms
(+ x (/ y (/ t (- z x))))
12.0ms
(/ t (- z x))
19.0ms
(/ y (/ t (- z x)))

series142.0ms

Counts
3 → 9
Calls
3 calls:
43.0ms
(+ x (/ y (/ t (- z x))))
39.0ms
(/ t (- z x))
60.0ms
(/ y (/ t (- z x)))

simplify413.0ms

Counts
172 → 172
Iterations
IterNodes
done2001
1635
0251

prune647.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

regimes262.0ms

Accuracy

33.7% (1.2b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 1.9b

bsearch2.0ms

simplify4.0ms

Iterations
IterNodes
done22
122
019

end0.0ms

sample1.5s

Algorithm
intervals
Results
1.2s10614×body80valid