Details

Time bar (total: 13.9s)

sample33.0ms

Algorithm
intervals
Results
12.0ms361×body80valid

simplify62.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
09165
117165
235165
351165
471165
585165
689165
done89165

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.8b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
6.4b
(/ (- (* x y) (* z t)) a)

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
9×times-frac
4×add-cbrt-cube add-exp-log add-log-exp
3×associate-/r* associate-/l*
2×expm1-log1p-u pow1 flip3-- log1p-expm1-u flip-- associate-/l/
1×cbrt-undiv clear-num sub-neg frac-2neg fma-neg diff-log div-sub div-exp prod-diff div-inv
Counts
2 → 48
Calls
2 calls:
6.0ms
(- (* x y) (* z t))
19.0ms
(/ (- (* x y) (* z t)) a)

series110.0ms

Counts
2 → 6
Calls
2 calls:
55.0ms
(- (* x y) (* z t))
55.0ms
(/ (- (* x y) (* z t)) a)

simplify2.1s

Counts
54 → 54
Iterations

Useful iterations: 3 (1.0s)

IterNodesCost
08813568
122412744
278712664
3421412624
done500012624

prune398.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 6.4b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* t z))
6.4b
(/ (- (* x y) (* t z)) a)

rewrite48.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
9×times-frac
4×add-cbrt-cube add-exp-log add-log-exp
3×associate-/r* associate-/l*
2×expm1-log1p-u pow1 flip3-- log1p-expm1-u flip-- associate-/l/
1×cbrt-undiv clear-num sub-neg frac-2neg fma-neg diff-log div-sub div-exp prod-diff div-inv
Counts
2 → 48
Calls
2 calls:
13.0ms
(- (* x y) (* t z))
33.0ms
(/ (- (* x y) (* t z)) a)

series138.0ms

Counts
2 → 6
Calls
2 calls:
63.0ms
(- (* x y) (* t z))
74.0ms
(/ (- (* x y) (* t z)) a)

simplify2.0s

Counts
54 → 54
Iterations

Useful iterations: done (2.0s)

IterNodesCost
08613568
121912744
277712664
3401712624
done500012599

prune419.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 6.4b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
6.5b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
11×*-un-lft-identity times-frac add-exp-log
10×add-cube-cbrt
7×add-cbrt-cube
4×pow1 prod-exp add-log-exp
3×flip3-- associate-*l* flip-- unswap-sqr
2×expm1-log1p-u frac-times div-exp associate-*l/ cbrt-unprod log1p-expm1-u
1×cbrt-undiv rec-exp sub-neg fma-neg diff-log 1-exp prod-diff pow-prod-down associate-*r/ un-div-inv *-commutative div-inv
Counts
2 → 58
Calls
2 calls:
6.0ms
(- (* x y) (* z t))
43.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series139.0ms

Counts
2 → 6
Calls
2 calls:
67.0ms
(- (* x y) (* z t))
71.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify1.5s

Counts
64 → 64
Iterations

Useful iterations: done (1.5s)

IterNodesCost
011417806
129714434
2152014266
done500113865

prune393.0ms

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 6.4b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* z t))
0.7b
(/ 1 (/ a (- (* x y) (* z t))))
6.3b
(/ a (- (* x y) (* z t)))

rewrite67.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
55×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
18×associate-/r*
16×add-exp-log
11×associate-/r/
10×add-cbrt-cube
8×div-exp
6×flip3-- div-inv flip-- associate-/l*
5×add-log-exp
4×pow1 cbrt-undiv
3×expm1-log1p-u log1p-expm1-u
2×rec-exp clear-num frac-2neg 1-exp
1×sub-neg fma-neg diff-log prod-diff pow-flip inv-pow
Counts
3 → 133
Calls
3 calls:
13.0ms
(- (* x y) (* z t))
36.0ms
(/ 1 (/ a (- (* x y) (* z t))))
10.0ms
(/ a (- (* x y) (* z t)))

series245.0ms

Counts
3 → 9
Calls
3 calls:
56.0ms
(- (* x y) (* z t))
130.0ms
(/ 1 (/ a (- (* x y) (* z t))))
59.0ms
(/ a (- (* x y) (* z t)))

simplify2.0s

Counts
142 → 142
Iterations

Useful iterations: done (2.0s)

IterNodesCost
019753008
150043859
2249943416
done500140754

prune831.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 6.4b

regimes1.4s

Accuracy

0% (0.3b remaining)

Error of 7.9b against oracle of 7.6b and baseline of 7.9b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
09165
111165
done11165

end0.0ms

sample1.8s

Algorithm
intervals
Results
672.0ms11297×body80valid