Details

Time bar (total: 12.4s)

sample46.0ms

Algorithm
intervals
Results
20.0ms283×body80valid

simplify795.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01011
11711
23511
36011
49611
514011
616311
718011
820211
924711
1032711
1136511
1239911
1340511
1440711
done40711

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.9b

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (- y z) t)
13.6b
(/ (* (- y z) t) (- a z))

rewrite69.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity
add-exp-log add-cbrt-cube
add-cube-cbrt
times-frac associate-*l* associate-/r*
pow1 associate-*l/
flip3-- associate-*r* flip-- distribute-lft-out-- difference-of-squares
cbrt-undiv div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ add-log-exp
frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
2 → 51
Calls
2 calls:
35.0ms
(* (- y z) t)
31.0ms
(/ (* (- y z) t) (- a z))

series141.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(* (- y z) t)
96.0ms
(/ (* (- y z) t) (- a z))

simplify1.4s

Counts
57 → 57
Iterations

Useful iterations: 2 (151.0ms)

IterNodesCost
0101565
1255545
21060471
done5000471

prune198.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ t (- a z))
10.4b
(* (- y z) (/ t (- a z)))

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*r*
add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
associate-*l* associate-/r*
pow1 flip3-- associate-/r/ flip--
associate-/l*
cbrt-undiv frac-times div-exp associate-*l/ prod-exp cbrt-unprod div-inv add-log-exp unswap-sqr
frac-2neg associate-*r/ pow-prod-down clear-num *-commutative
Counts
2 → 83
Calls
2 calls:
19.0ms
(/ t (- a z))
73.0ms
(* (- y z) (/ t (- a z)))

series122.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(/ t (- a z))
76.0ms
(* (- y z) (/ t (- a z)))

simplify2.5s

Counts
89 → 89
Iterations

Useful iterations: 2 (158.0ms)

IterNodesCost
0130977
1290931
21085857
34338857
done5000857

prune275.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- a z) t)
10.7b
(/ (- y z) (/ (- a z) t))

rewrite71.0ms

Algorithm
rewrite-expression-head
Rules
200×times-frac
170×add-sqr-sqrt *-un-lft-identity
86×add-cube-cbrt
42×distribute-lft-out-- difference-of-squares
22×associate-/r*
10×associate-/l*
add-exp-log add-cbrt-cube
div-inv
cbrt-undiv div-exp associate-/l/
pow1 flip3-- frac-2neg div-sub clear-num flip-- add-log-exp
associate-/r/
Counts
2 → 175
Calls
2 calls:
16.0ms
(/ (- a z) t)
44.0ms
(/ (- y z) (/ (- a z) t))

series157.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(/ (- a z) t)
116.0ms
(/ (- y z) (/ (- a z) t))

simplify1.4s

Counts
181 → 181
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02473130
16812938
222552836
done50002834

prune529.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) (- a z))
2.5b
(* (/ (- y z) (- a z)) t)

rewrite119.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
70×*-un-lft-identity
51×times-frac
31×associate-*l*
26×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 associate-/r/
flip3-- associate-*r* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
frac-2neg div-sub pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
37.0ms
(/ (- y z) (- a z))
74.0ms
(* (/ (- y z) (- a z)) t)

series208.0ms

Counts
2 → 6
Calls
2 calls:
83.0ms
(/ (- y z) (- a z))
126.0ms
(* (/ (- y z) (- a z)) t)

simplify2.2s

Counts
108 → 108
Iterations

Useful iterations: 2 (171.0ms)

IterNodesCost
01431303
13601269
29631185
328881185
done50001185

prune341.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes200.0ms

Accuracy

5.5% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 1.3b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02036
12436
done2436

end0.0ms

sample1.5s

Algorithm
intervals
Results
544.0ms8690×body80valid
0.0msbody1280valid
0.0msbody640valid
0.0msbody160valid