Details

Time bar (total: 12.5s)

sample75.0ms

Algorithm
intervals
Results
17.0ms26×body1280valid
15.0ms205×body80valid
11.0ms31×body640valid
5.0ms19×body320valid
5.0ms81×body80nan
1.0msbody160valid

simplify1.2s

Counts
1 → 1
Iterations
IterNodes
done5001
62094
5507
4152
354
227
118
010

prune15.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.9b

localize36.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ y (+ z y))
0.1b
(* y (log (/ y (+ z y))))
9.1b
(log (/ y (+ z y)))

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
64×*-un-lft-identity
54×log-prod
48×times-frac
40×add-sqr-sqrt
38×add-cube-cbrt
18×distribute-rgt-in distribute-lft-in
13×distribute-lft-out
10×add-exp-log
associate-/r/
pow1 add-cbrt-cube
associate-/r* flip3-+ associate-*r* flip-+ div-inv
expm1-log1p-u associate-*l* log1p-expm1-u associate-/l* add-log-exp
div-exp rem-log-exp log-pow
cbrt-undiv log-div clear-num frac-2neg pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
3 → 123
Calls
3 calls:
9.0ms
(/ y (+ z y))
17.0ms
(* y (log (/ y (+ z y))))
7.0ms
(log (/ y (+ z y)))

series239.0ms

Counts
3 → 9
Calls
3 calls:
50.0ms
(/ y (+ z y))
122.0ms
(* y (log (/ y (+ z y))))
67.0ms
(log (/ y (+ z y)))

simplify581.0ms

Counts
132 → 132
Iterations
IterNodes
done5001
21066
1372
0173

prune679.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize51.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
3.8b
(log (/ (cbrt y) (cbrt (+ z y))))
3.8b
(log (/ (cbrt y) (cbrt (+ z y))))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
96×cbrt-prod log-prod
84×*-un-lft-identity times-frac
60×add-sqr-sqrt add-cube-cbrt
12×distribute-lft-out
10×add-exp-log
pow1
expm1-log1p-u cbrt-div add-cbrt-cube rem-log-exp associate-/r/ log1p-expm1-u add-log-exp
log-div flip3-+ pow1/3 div-exp log-pow flip-+ div-inv
Counts
4 → 148
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
8.0ms
(log (/ (cbrt y) (cbrt (+ z y))))
8.0ms
(log (/ (cbrt y) (cbrt (+ z y))))

series810.0ms

Counts
4 → 12
Calls
4 calls:
319.0ms
(cbrt y)
246.0ms
(cbrt y)
117.0ms
(log (/ (cbrt y) (cbrt (+ z y))))
127.0ms
(log (/ (cbrt y) (cbrt (+ z y))))

simplify1.3s

Counts
160 → 160
Iterations
IterNodes
done5000
33185
2799
1325
0177

prune1.4s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.2b

localize39.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
0.6b
(cbrt y)
32.4b
(log (/ (* (cbrt y) (cbrt y)) (/ (+ z y) (cbrt y))))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
52×times-frac
35×*-un-lft-identity
33×log-prod
23×add-sqr-sqrt add-cube-cbrt
21×cbrt-prod
17×add-exp-log
div-exp distribute-lft-out
pow1 rem-log-exp
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
pow1/3
prod-exp div-inv
log-div associate-/r/ log-pow
Counts
4 → 88
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt y)
17.0ms
(log (/ (* (cbrt y) (cbrt y)) (/ (+ z y) (cbrt y))))

series895.0ms

Counts
4 → 12
Calls
4 calls:
257.0ms
(cbrt y)
274.0ms
(cbrt y)
259.0ms
(cbrt y)
105.0ms
(log (/ (* (cbrt y) (cbrt y)) (/ (+ z y) (cbrt y))))

simplify1.1s

Counts
100 → 100
Iterations
IterNodes
done5000
21776
1341
0159

prune606.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.2b

regimes214.0ms

Accuracy

0% (0.4b remaining)

Error of 1.2b against oracle of 0.8b and baseline of 1.2b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done22
122
016

end0.0ms

sample3.1s

Algorithm
intervals
Results
952.0ms6550×body80valid
630.0ms793×body1280valid
433.0ms948×body640valid
335.0ms3021×body80nan
159.0ms583×body320valid
51.0ms307×body160valid