Details

Time bar (total: 2.9s)

sample30.0ms

Algorithm
intervals
Results
12.0ms362×body80valid

simplify11.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0164
1334
2454
3634
4694
5694
done694

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 9.0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
8.5b
(/ (- (* x y) (* z t)) a)

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
9×times-frac
4×add-exp-log add-cbrt-cube add-log-exp
3×associate-/r* associate-/l*
2×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv sub-neg frac-2neg diff-log div-sub div-exp clear-num div-inv
Counts
2 → 42
Calls
2 calls:
7.0ms
(- (* x y) (* z t))
19.0ms
(/ (- (* x y) (* z t)) a)

series95.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(- (* x y) (* z t))
54.0ms
(/ (- (* x y) (* z t)) a)

simplify81.0ms

Counts
48 → 48
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0204313
1717288
22700288
35001288
done5001288

prune130.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 8.6b

localize8.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
8.5b
(/ (- (* x y) (* z t)) a)

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
9×times-frac
4×add-exp-log add-cbrt-cube add-log-exp
3×associate-/r* associate-/l*
2×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv sub-neg frac-2neg diff-log div-sub div-exp clear-num div-inv
Counts
2 → 42
Calls
2 calls:
7.0ms
(- (* x y) (* z t))
18.0ms
(/ (- (* x y) (* z t)) a)

series96.0ms

Counts
2 → 6
Calls
2 calls:
41.0ms
(- (* x y) (* z t))
55.0ms
(/ (- (* x y) (* z t)) a)

simplify82.0ms

Counts
48 → 48
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0204313
1717288
22700288
35001288
done5001288

prune134.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 8.6b

localize9.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
8.5b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
11×add-exp-log *-un-lft-identity times-frac
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 sub-neg rec-exp diff-log 1-exp associate-*r/ pow-prod-down un-div-inv *-commutative div-inv
Counts
2 → 52
Calls
2 calls:
8.0ms
(- (* x y) (* z t))
32.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series97.0ms

Counts
2 → 6
Calls
2 calls:
41.0ms
(- (* x y) (* z t))
56.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify40.0ms

Counts
58 → 58
Iterations

Useful iterations: 2 (36.0ms)

IterNodesCost
0278390
11203340
25001322
done5001322

prune141.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 8.6b

localize8.0ms

Local error

Found 3 expressions with local error:

0.3b
(- (* x y) (* z t))
0.3b
(/ 1 (/ a (- (* x y) (* z t))))
8.4b
(/ a (- (* x y) (* z t)))

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
55×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×associate-/r*
16×add-exp-log
11×associate-/r/
10×add-cbrt-cube
8×div-exp
6×flip3-- flip-- div-inv associate-/l*
5×add-log-exp
4×pow1 cbrt-undiv
2×rec-exp frac-2neg 1-exp clear-num
1×sub-neg pow-flip diff-log inv-pow
Counts
3 → 125
Calls
3 calls:
8.0ms
(- (* x y) (* z t))
23.0ms
(/ 1 (/ a (- (* x y) (* z t))))
12.0ms
(/ a (- (* x y) (* z t)))

series374.0ms

Counts
3 → 9
Calls
3 calls:
247.0ms
(- (* x y) (* z t))
86.0ms
(/ 1 (/ a (- (* x y) (* z t))))
42.0ms
(/ a (- (* x y) (* z t)))

simplify50.0ms

Counts
134 → 134
Iterations

Useful iterations: 2 (40.0ms)

IterNodesCost
04281235
118721116
250011026
done50011026

prune218.0ms

Pruning

13 alts after pruning (11 fresh and 2 done)

Merged error: 8.6b

regimes403.0ms

Accuracy

0% (0.4b remaining)

Error of 7.7b against oracle of 7.3b and baseline of 7.7b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0185
1205
2205
done205

end0.0ms

sample740.0ms

Algorithm
intervals
Results
283.0ms11283×body80valid