Details

Time bar (total: 14.1s)

sample34.0ms

Algorithm
intervals
Results
13.0ms277×body80valid

simplify1.6s

Counts
1 → 1
Iterations
IterNodes
done5000
61407
5414
4156
365
230
114
08

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.5b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (- y z) (- t z))
7.5b
(/ x (* (- y z) (- t z)))

rewrite65.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt flip3-- flip--
10×*-un-lft-identity
9×add-cbrt-cube add-exp-log
8×frac-times associate-/r/
6×add-cube-cbrt
5×associate-*r* associate-*l*
4×pow1 associate-*l/ associate-*r/
3×times-frac associate-/l*
2×distribute-rgt-in cbrt-undiv sub-neg distribute-lft-in div-exp prod-exp cbrt-unprod distribute-lft-out-- add-log-exp difference-of-squares
1×clear-num associate-/r* frac-2neg pow-prod-down *-commutative div-inv unswap-sqr
Counts
2 → 63
Calls
2 calls:
37.0ms
(* (- y z) (- t z))
25.0ms
(/ x (* (- y z) (- t z)))

series262.0ms

Counts
2 → 6
Calls
2 calls:
59.0ms
(* (- y z) (- t z))
203.0ms
(/ x (* (- y z) (- t z)))

simplify940.0ms

Counts
69 → 69
Iterations
IterNodes
done5000
21653
1312
0124

prune417.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt x)
0.6b
(cbrt x)
0.6b
(cbrt x)
1.4b
(* (/ (* (cbrt x) (cbrt x)) (- y z)) (/ (cbrt x) (- t z)))

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
56×add-sqr-sqrt
42×times-frac
40×*-un-lft-identity
36×associate-*r*
26×cbrt-prod add-cube-cbrt
25×add-exp-log
18×add-cbrt-cube
11×associate-*l*
8×prod-exp cbrt-unprod
7×cbrt-undiv div-exp distribute-lft-out-- difference-of-squares
6×pow1 unswap-sqr
4×associate-/r/ add-log-exp
3×pow1/3
2×flip3-- div-inv flip--
1×frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
4 → 110
Calls
4 calls:
1.0ms
(cbrt x)
1.0ms
(cbrt x)
1.0ms
(cbrt x)
79.0ms
(* (/ (* (cbrt x) (cbrt x)) (- y z)) (/ (cbrt x) (- t z)))

series1.1s

Counts
4 → 12
Calls
4 calls:
274.0ms
(cbrt x)
299.0ms
(cbrt x)
257.0ms
(cbrt x)
242.0ms
(* (/ (* (cbrt x) (cbrt x)) (- y z)) (/ (cbrt x) (- t z)))

simplify2.0s

Counts
122 → 122
Iterations
IterNodes
done5002
23954
1575
0180

prune757.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (- y z))
2.7b
(/ (/ x (- y z)) (- t z))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
210×times-frac
176×add-sqr-sqrt *-un-lft-identity
88×add-cube-cbrt
44×distribute-lft-out-- difference-of-squares
24×associate-/l*
16×associate-/r/
10×associate-/r*
9×add-cbrt-cube add-exp-log
8×flip3-- div-inv flip--
4×cbrt-undiv div-exp
2×pow1 clear-num frac-2neg add-log-exp
1×associate-/l/
Counts
2 → 185
Calls
2 calls:
9.0ms
(/ x (- y z))
45.0ms
(/ (/ x (- y z)) (- t z))

series267.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(/ x (- y z))
218.0ms
(/ (/ x (- y z)) (- t z))

simplify1.1s

Counts
191 → 191
Iterations
IterNodes
done5000
22496
1652
0264

prune739.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- y z))
0.0b
(/ x (- t z))
2.8b
(* (/ 1 (- y z)) (/ x (- t z)))

rewrite132.0ms

Algorithm
rewrite-expression-head
Rules
86×add-sqr-sqrt
71×*-un-lft-identity
67×times-frac
41×add-cube-cbrt
31×add-exp-log
21×associate-*r* associate-*l*
19×add-cbrt-cube
14×distribute-lft-out-- difference-of-squares
11×div-exp
10×associate-/r*
8×prod-exp associate-/r/
6×pow1 cbrt-undiv associate-/l* unswap-sqr
4×flip3-- cbrt-unprod div-inv flip--
3×rec-exp 1-exp add-log-exp
2×clear-num frac-2neg
1×frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative pow-flip inv-pow
Counts
3 → 150
Calls
3 calls:
19.0ms
(/ 1 (- y z))
17.0ms
(/ x (- t z))
87.0ms
(* (/ 1 (- y z)) (/ x (- t z)))

series422.0ms

Counts
3 → 9
Calls
3 calls:
50.0ms
(/ 1 (- y z))
53.0ms
(/ x (- t z))
319.0ms
(* (/ 1 (- y z)) (/ x (- t z)))

simplify1.9s

Counts
159 → 159
Iterations
IterNodes
done5002
23220
1565
0198

prune710.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0b

regimes529.0ms

Accuracy

38.7% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 2.1b

bsearch2.0ms

simplify4.0ms

Iterations
IterNodes
done19
119
015

end0.0ms

sample874.0ms

Algorithm
intervals
Results
396.0ms8445×body80valid