Details

Time bar (total: 10.7s)

sample34.0ms

Algorithm
intervals
Results
12.0ms272×body80valid

simplify10.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
1107
2177
done177

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.4b

localize19.0ms

Local error

Found 1 expressions with local error:

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

rewrite18.0ms

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 flip3-- frac-2neg div-exp clear-num flip-- div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
17.0ms
(/ x (- y (* z t)))

series48.0ms

Counts
1 → 3
Calls
1 calls:
48.0ms
(/ x (- y (* z t)))

simplify2.0s

Counts
32 → 32
Iterations

Useful iterations: 4 (927.0ms)

IterNodesCost
063378
1133369
2334341
3823341
42104340
done5001340

prune76.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 3.3b

localize8.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ 1 (- y (* z t)))
3.3b
(* x (/ 1 (- y (* z t))))

rewrite47.0ms

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 rec-exp flip3-- 1-exp flip-- cbrt-unprod 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 → 71
Calls
2 calls:
12.0ms
(/ 1 (- y (* z t)))
32.0ms
(* x (/ 1 (- y (* z t))))

series99.0ms

Counts
2 → 6
Calls
2 calls:
59.0ms
(/ 1 (- y (* z t)))
40.0ms
(* x (/ 1 (- y (* z t))))

simplify2.3s

Counts
77 → 77
Iterations

Useful iterations: 4 (1.2s)

IterNodesCost
099883
1233743
2491657
31136657
42952656
done5000656

prune145.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 3.3b

localize18.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ 1 (/ (- y (* t z)) x))
3.4b
(/ (- y (* t z)) x)

rewrite51.0ms

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×rec-exp frac-2neg 1-exp clear-num associate-/l/ add-log-exp
1×flip3-- pow-flip div-sub associate-/r/ flip-- inv-pow
Counts
2 → 106
Calls
2 calls:
22.0ms
(/ 1 (/ (- y (* t z)) x))
23.0ms
(/ (- y (* t z)) x)

series187.0ms

Counts
2 → 6
Calls
2 calls:
117.0ms
(/ 1 (/ (- y (* t z)) x))
69.0ms
(/ (- y (* t z)) x)

simplify1.8s

Counts
112 → 112
Iterations

Useful iterations: 3 (576.0ms)

IterNodesCost
01611770
13561546
27651371
319941353
done50011353

prune178.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ 1 (- y (* t z)))
3.4b
(/ (/ 1 (- y (* t z))) (/ 1 x))

rewrite65.0ms

Algorithm
rewrite-expression-head
Rules
474×times-frac
220×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
46×add-exp-log
34×div-exp
32×div-inv
31×associate-/r/
18×associate-/l*
16×associate-/r* add-cbrt-cube
15×flip3-- flip--
9×cbrt-undiv rec-exp 1-exp
3×pow1
2×frac-2neg clear-num add-log-exp
1×pow-flip associate-/l/ inv-pow
Counts
2 → 288
Calls
2 calls:
11.0ms
(/ 1 (- y (* t z)))
32.0ms
(/ (/ 1 (- y (* t z))) (/ 1 x))

series174.0ms

Counts
2 → 6
Calls
2 calls:
58.0ms
(/ 1 (- y (* t z)))
116.0ms
(/ (/ 1 (- y (* t z))) (/ 1 x))

simplify1.4s

Counts
294 → 294
Iterations

Useful iterations: done (1.4s)

IterNodesCost
04487063
112275465
220984835
done50004763

prune301.0ms

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 0.0b

regimes347.0ms

Accuracy

72.5% (0.8b remaining)

Error of 0.9b against oracle of 0.1b and baseline of 2.9b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
02043
12733
done2733

end0.0ms

sample1.2s

Algorithm
intervals
Results
304.0ms8408×body80valid