Details

Time bar (total: 7.4s)

sample22.0ms

Algorithm
intervals
Results
8.0ms266×body80valid

simplify6.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
1107
2177
done177

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 2.4b

localize14.0ms

Local error

Found 1 expressions with local error:

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

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
add-exp-log associate-/r* add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
10.0ms
(/ x (- y (* z t)))

series40.0ms

Counts
1 → 3
Calls
1 calls:
40.0ms
(/ x (- y (* z t)))

simplify960.0ms

Counts
32 → 32
Iterations

Useful iterations: 3 (272.0ms)

IterNodesCost
063378
1138369
2414343
31457341
done5001341

prune94.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 2.4b

localize8.0ms

Local error

Found 2 expressions with local error:

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

rewrite43.0ms

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*
add-cbrt-cube
pow1
div-exp prod-exp associate-/r/
associate-*l* associate-/r* associate-/l* unswap-sqr
cbrt-undiv rec-exp flip3-- 1-exp flip-- cbrt-unprod div-inv add-log-exp
pow-flip frac-2neg associate-*r/ pow-prod-down clear-num un-div-inv *-commutative inv-pow
Counts
2 → 71
Calls
2 calls:
15.0ms
(/ 1 (- y (* z t)))
25.0ms
(* x (/ 1 (- y (* z t))))

series124.0ms

Counts
2 → 6
Calls
2 calls:
73.0ms
(/ 1 (- y (* z t)))
51.0ms
(* x (/ 1 (- y (* z t))))

simplify649.0ms

Counts
77 → 77
Iterations

Useful iterations: 2 (143.0ms)

IterNodesCost
099883
1258786
21109663
done5000663

prune149.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 2.4b

localize11.0ms

Local error

Found 2 expressions with local error:

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

rewrite69.0ms

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
add-cbrt-cube
div-exp
div-inv associate-/l*
cbrt-undiv
pow1
rec-exp frac-2neg 1-exp clear-num associate-/l/ add-log-exp
flip3-- pow-flip div-sub associate-/r/ flip-- inv-pow
Counts
2 → 106
Calls
2 calls:
27.0ms
(/ 1 (/ (- y (* t z)) x))
34.0ms
(/ (- y (* t z)) x)

series220.0ms

Counts
2 → 6
Calls
2 calls:
157.0ms
(/ 1 (/ (- y (* t z)) x))
63.0ms
(/ (- y (* t z)) x)

simplify1.6s

Counts
112 → 112
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01611770
14181546
222291476
done50011353

prune223.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize19.0ms

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))))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
45×cbrt-prod
36×times-frac
33×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-/r/
add-exp-log add-cbrt-cube
pow1 flip3-- flip-- div-inv add-log-exp
cbrt-div pow1/3 associate-/r* associate-/l*
cbrt-undiv frac-2neg div-exp clear-num
Counts
4 → 101
Calls
4 calls:
11.0ms
(/ x (- y (* z t)))
7.0ms
(cbrt (/ x (- y (* z t))))
7.0ms
(cbrt (/ x (- y (* z t))))
7.0ms
(cbrt (/ x (- y (* z t))))

series430.0ms

Counts
4 → 12
Calls
4 calls:
57.0ms
(/ x (- y (* z t)))
129.0ms
(cbrt (/ x (- y (* z t))))
121.0ms
(cbrt (/ x (- y (* z t))))
123.0ms
(cbrt (/ x (- y (* z t))))

simplify1.0s

Counts
113 → 113
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01211689
12321638
26281559
322561538
done50001511

prune348.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

regimes312.0ms

Accuracy

43.1% (1.4b remaining)

Error of 1.6b against oracle of 0.1b and baseline of 2.7b

bsearch1.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01624
12024
done2024

end0.0ms

sample934.0ms

Algorithm
intervals
Results
366.0ms8402×body80valid