Details

Time bar (total: 18.7s)

sample33.0ms

Algorithm
intervals
Results
12.0ms361×body80valid

simplify87.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
099
1179
2359
3519
4719
5839
6879
done879

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
5.6b
(/ (- (* x y) (* z t)) a)

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube add-log-exp
associate-/r* associate-/l*
pow1 expm1-log1p-u flip3-- flip-- log1p-expm1-u associate-/l/
cbrt-undiv sub-neg frac-2neg fma-neg diff-log div-sub div-exp prod-diff clear-num div-inv
Counts
2 → 48
Calls
2 calls:
9.0ms
(- (* x y) (* z t))
25.0ms
(/ (- (* x y) (* z t)) a)

series127.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(- (* x y) (* z t))
76.0ms
(/ (- (* x y) (* z t)) a)

simplify2.5s

Counts
54 → 54
Iterations

Useful iterations: done (2.5s)

IterNodesCost
088706
1219679
2687628
32384628
done5002622

prune243.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 5.7b

localize20.0ms

Local error

Found 1 expressions with local error:

5.6b
(/ (+ (fma x y (- (* t z))) 0) a)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
12×times-frac
10×add-sqr-sqrt add-cube-cbrt
distribute-lft-out associate-/l*
add-exp-log associate-/r* add-cbrt-cube
associate-/l/
pow1 cbrt-undiv expm1-log1p-u frac-2neg flip3-+ div-exp clear-num flip-+ log1p-expm1-u div-inv add-log-exp
Counts
1 → 35
Calls
1 calls:
21.0ms
(/ (+ (fma x y (- (* t z))) 0) a)

series91.0ms

Counts
1 → 3
Calls
1 calls:
91.0ms
(/ (+ (fma x y (- (* t z))) 0) a)

simplify4.0s

Counts
38 → 38
Iterations

Useful iterations: 4 (2.6s)

IterNodesCost
071646
1141527
2334491
31057489
44123488
done5000488

prune229.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 5.7b

localize26.0ms

Local error

Found 1 expressions with local error:

5.7b
(* (+ (fma x y (- (* t z))) 0) (/ 1 a))

rewrite48.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
11×times-frac
10×add-exp-log
add-cube-cbrt
add-cbrt-cube
associate-*l* prod-exp
pow1 unswap-sqr
frac-times flip3-+ div-exp associate-*l/ cbrt-unprod flip-+
cbrt-undiv expm1-log1p-u rec-exp 1-exp associate-*r/ pow-prod-down un-div-inv *-commutative log1p-expm1-u div-inv distribute-lft-out add-log-exp
Counts
1 → 43
Calls
1 calls:
45.0ms
(* (+ (fma x y (- (* t z))) 0) (/ 1 a))

series90.0ms

Counts
1 → 3
Calls
1 calls:
90.0ms
(* (+ (fma x y (- (* t z))) 0) (/ 1 a))

simplify6.1s

Counts
46 → 46
Iterations

Useful iterations: 3 (2.1s)

IterNodesCost
0102813
1246562
2702512
32698510
done5000510

prune171.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 5.7b

localize10.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ 1 (/ a (fma x y (- (* t z)))))
5.7b
(/ a (fma x y (- (* t z))))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
84×times-frac
52×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
16×associate-/r*
15×add-exp-log
add-cbrt-cube
div-exp
div-inv associate-/l*
cbrt-undiv
pow1
expm1-log1p-u rec-exp frac-2neg 1-exp clear-num log1p-expm1-u add-log-exp
pow-flip associate-/r/ inv-pow
Counts
2 → 107
Calls
2 calls:
16.0ms
(/ 1 (/ a (fma x y (- (* t z)))))
5.0ms
(/ a (fma x y (- (* t z))))

series194.0ms

Counts
2 → 6
Calls
2 calls:
133.0ms
(/ 1 (/ a (fma x y (- (* t z)))))
61.0ms
(/ a (fma x y (- (* t z))))

simplify2.4s

Counts
113 → 113
Iterations

Useful iterations: done (2.4s)

IterNodesCost
01602084
13191870
26231671
317891649
done50011648

prune306.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 5.7b

regimes311.0ms

Accuracy

0% (0.3b remaining)

Error of 7.3b against oracle of 7.0b and baseline of 7.3b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
01111
1179
2199
done199

end0.0ms

sample1.5s

Algorithm
intervals
Results
631.0ms11147×body80valid