Details

Time bar (total: 15.9s)

sample30.0ms

Algorithm
intervals
Results
12.0ms361×body80valid

simplify39.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
09165
116165
233165
345165
463165
569165
done69165

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.8b

localize11.0ms

Local error

Found 2 expressions with local error:

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

rewrite34.0ms

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×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 42
Calls
2 calls:
10.0ms
(- (* x y) (* z t))
22.0ms
(/ (- (* x y) (* z t)) a)

series163.0ms

Counts
2 → 6
Calls
2 calls:
68.0ms
(- (* x y) (* z t))
94.0ms
(/ (- (* x y) (* z t)) a)

simplify2.2s

Counts
48 → 48
Iterations

Useful iterations: 2 (163.0ms)

IterNodesCost
08012312
121011668
272911508
3387311508
done500011508

prune411.0ms

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)

rewrite22.0ms

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×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 42
Calls
2 calls:
6.0ms
(- (* x y) (* t z))
15.0ms
(/ (- (* x y) (* t z)) a)

series117.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(- (* x y) (* t z))
69.0ms
(/ (- (* x y) (* t z)) a)

simplify2.9s

Counts
48 → 48
Iterations

Useful iterations: 2 (146.0ms)

IterNodesCost
07712312
120311588
274111508
3417311508
done500011508

prune306.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 6.4b

localize23.0ms

Local error

Found 2 expressions with local error:

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

rewrite45.0ms

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×frac-times div-exp associate-*l/ cbrt-unprod
1×cbrt-undiv rec-exp sub-neg diff-log 1-exp pow-prod-down associate-*r/ un-div-inv *-commutative div-inv
Counts
2 → 52
Calls
2 calls:
11.0ms
(- (* x y) (* z t))
31.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series143.0ms

Counts
2 → 6
Calls
2 calls:
74.0ms
(- (* x y) (* z t))
69.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify3.6s

Counts
58 → 58
Iterations

Useful iterations: done (3.6s)

IterNodesCost
010616468
129213975
2217412909
done500012709

prune404.0ms

Pruning

13 alts after pruning (11 fresh and 2 done)

Merged error: 6.4b

localize34.0ms

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)))

rewrite47.0ms

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
2×rec-exp clear-num frac-2neg 1-exp
1×sub-neg diff-log pow-flip inv-pow
Counts
3 → 125
Calls
3 calls:
12.0ms
(- (* x y) (* z t))
17.0ms
(/ 1 (/ a (- (* x y) (* z t))))
11.0ms
(/ a (- (* x y) (* z t)))

series222.0ms

Counts
3 → 9
Calls
3 calls:
65.0ms
(- (* x y) (* z t))
99.0ms
(/ 1 (/ a (- (* x y) (* z t))))
58.0ms
(/ a (- (* x y) (* z t)))

simplify2.0s

Counts
134 → 134
Iterations

Useful iterations: done (2.0s)

IterNodesCost
018751180
148742101
2232241941
done500239238

prune663.0ms

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

sample1.1s

Algorithm
intervals
Results
590.0ms11297×body80valid