Details

Time bar (total: 8.7s)

sample25.0ms

Algorithm
intervals
Results
9.0ms266×body80valid

simplify9.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
1107
2177
3217
done217

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 2.4b

localize7.0ms

Local error

Found 1 expressions with local error:

2.4b
(/ x (- y (* z t)))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
9×add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
3×add-exp-log associate-/r* add-cbrt-cube associate-/l*
2×associate-/r/
1×pow1 cbrt-undiv expm1-log1p-u flip3-- frac-2neg div-exp clear-num flip-- log1p-expm1-u div-inv add-log-exp
Counts
1 → 31
Calls
1 calls:
11.0ms
(/ x (- y (* z t)))

series79.0ms

Counts
1 → 3
Calls
1 calls:
78.0ms
(/ x (- y (* z t)))

simplify993.0ms

Counts
34 → 34
Iterations

Useful iterations: done (992.0ms)

IterNodesCost
065394
1141385
2425357
31613356
done5000355

prune125.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 2.4b

localize14.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ 1 (- y (* z t)))
2.6b
(* x (/ 1 (- y (* z t))))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
25×add-sqr-sqrt
20×times-frac
19×*-un-lft-identity
18×add-cube-cbrt
15×add-exp-log associate-*r*
9×add-cbrt-cube
5×pow1
4×div-exp prod-exp associate-/r/
3×associate-*l* associate-/r* associate-/l* unswap-sqr
2×cbrt-undiv expm1-log1p-u rec-exp flip3-- 1-exp flip-- cbrt-unprod log1p-expm1-u div-inv add-log-exp
1×pow-flip frac-2neg associate-*r/ pow-prod-down clear-num un-div-inv *-commutative inv-pow
Counts
2 → 75
Calls
2 calls:
19.0ms
(/ 1 (- y (* z t)))
32.0ms
(* x (/ 1 (- y (* z t))))

series148.0ms

Counts
2 → 6
Calls
2 calls:
80.0ms
(/ 1 (- y (* z t)))
68.0ms
(* x (/ 1 (- y (* z t))))

simplify1.2s

Counts
81 → 81
Iterations

Useful iterations: done (1.2s)

IterNodesCost
0103919
1263816
21106695
done5001693

prune239.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 2.4b

localize21.0ms

Local error

Found 2 expressions with local error:

0.6b
(/ 1 (/ (- y (* z t)) x))
2.4b
(/ (- y (* z t)) x)

rewrite38.0ms

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
9×add-cbrt-cube
8×div-exp
6×div-inv associate-/l*
4×cbrt-undiv
3×pow1
2×expm1-log1p-u rec-exp frac-2neg 1-exp clear-num log1p-expm1-u associate-/l/ add-log-exp
1×flip3-- pow-flip div-sub associate-/r/ flip-- inv-pow
Counts
2 → 110
Calls
2 calls:
16.0ms
(/ 1 (/ (- y (* z t)) x))
17.0ms
(/ (- y (* z t)) x)

series198.0ms

Counts
2 → 6
Calls
2 calls:
134.0ms
(/ 1 (/ (- y (* z t)) x))
64.0ms
(/ (- y (* z t)) x)

simplify1.3s

Counts
116 → 116
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01671806
14301581
219661503
done50001382

prune338.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 2.4b

localize16.0ms

Local error

Found 4 expressions with local error:

2.4b
(/ x (- y (* z t)))
17.5b
(cbrt (/ x (- y (* z t))))
17.5b
(cbrt (/ x (- y (* z t))))
17.5b
(cbrt (/ x (- y (* z t))))

rewrite53.0ms

Algorithm
rewrite-expression-head
Rules
45×cbrt-prod
36×times-frac
33×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
8×associate-/r/
6×add-exp-log add-cbrt-cube
4×pow1 expm1-log1p-u flip3-- flip-- log1p-expm1-u div-inv add-log-exp
3×cbrt-div pow1/3 associate-/r* associate-/l*
1×cbrt-undiv frac-2neg div-exp clear-num
Counts
4 → 109
Calls
4 calls:
20.0ms
(/ x (- y (* z t)))
14.0ms
(cbrt (/ x (- y (* z t))))
6.0ms
(cbrt (/ x (- y (* z t))))
6.0ms
(cbrt (/ x (- y (* z t))))

series543.0ms

Counts
4 → 12
Calls
4 calls:
58.0ms
(/ x (- y (* z t)))
156.0ms
(cbrt (/ x (- y (* z t))))
166.0ms
(cbrt (/ x (- y (* z t))))
162.0ms
(cbrt (/ x (- y (* z t))))

simplify1.4s

Counts
121 → 121
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01251759
12391705
26481616
323891595
done50001567

prune634.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 2.4b

regimes303.0ms

Accuracy

0% (0.1b remaining)

Error of 2.7b against oracle of 2.6b and baseline of 2.7b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
187
done87

end0.0ms

sample1.0s

Algorithm
intervals
Results
392.0ms8402×body80valid