Details

Time bar (total: 14.9s)

sample41.0ms

Algorithm
intervals
Results
15.0ms274×body80valid

simplify20.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
077
1107
2177
3217
done217

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.3b

localize15.0ms

Local error

Found 1 expressions with local error:

3.3b
(/ x (- y (* z t)))

rewrite22.0ms

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:
20.0ms
(/ x (- y (* z t)))

series83.0ms

Counts
1 → 3
Calls
1 calls:
83.0ms
(/ x (- y (* z t)))

simplify3.1s

Counts
34 → 34
Iterations

Useful iterations: 4 (1.3s)

IterNodesCost
065394
1136385
2339357
3867356
42335355
done5001355

prune109.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 3.2b

localize12.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ 1 (- y (* z t)))
3.4b
(* x (/ 1 (- y (* z t))))

rewrite42.0ms

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:
11.0ms
(/ 1 (- y (* z t)))
28.0ms
(* x (/ 1 (- y (* z t))))

series127.0ms

Counts
2 → 6
Calls
2 calls:
75.0ms
(/ 1 (- y (* z t)))
52.0ms
(* x (/ 1 (- y (* z t))))

simplify3.1s

Counts
81 → 81
Iterations

Useful iterations: 4 (1.8s)

IterNodesCost
0103919
1238775
2500689
31159687
43147686
done5000686

prune300.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 3.2b

localize17.0ms

Local error

Found 2 expressions with local error:

0.8b
(/ 1 (/ (- y (* z t)) x))
3.2b
(/ (- y (* z t)) x)

rewrite79.0ms

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:
30.0ms
(/ 1 (/ (- y (* z t)) x))
41.0ms
(/ (- y (* z t)) x)

series260.0ms

Counts
2 → 6
Calls
2 calls:
168.0ms
(/ 1 (/ (- y (* z t)) x))
91.0ms
(/ (- y (* z t)) x)

simplify2.4s

Counts
116 → 116
Iterations

Useful iterations: done (2.4s)

IterNodesCost
01671806
13661581
27931400
321211382
done50001380

prune295.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.2b

localize14.0ms

Local error

Found 1 expressions with local error:

3.3b
(/ x (- y (* z t)))

rewrite21.0ms

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:
20.0ms
(/ x (- y (* z t)))

series73.0ms

Counts
1 → 3
Calls
1 calls:
73.0ms
(/ x (- y (* z t)))

simplify3.1s

Counts
34 → 34
Iterations

Useful iterations: 4 (1.3s)

IterNodesCost
065394
1136385
2339357
3867356
42335355
done5001355

prune131.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0.2b

regimes470.0ms

Accuracy

34% (1.8b remaining)

Error of 1.9b against oracle of 0.1b and baseline of 2.8b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
01726
12224
done2224

end0.0ms

sample1.0s

Algorithm
intervals
Results
416.0ms8373×body80valid