Details

Time bar (total: 9.9s)

sample44.0ms

Algorithm
intervals
Results
20.0ms280×body80valid

simplify238.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
089
1179
2259
3499
4719
51019
61229
71399
81519
91589
101649
111669
done1669

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.7b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) (- z y))
1.6b
(* (/ (- x y) (- z y)) t)

rewrite124.0ms

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
9×add-exp-log add-cbrt-cube
5×associate-/r* associate-/l*
4×pow1 associate-/r/
3×flip3-- associate-*r* flip--
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
1×frac-2neg div-sub pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
43.0ms
(/ (- x y) (- z y))
69.0ms
(* (/ (- x y) (- z y)) t)

series217.0ms

Counts
2 → 6
Calls
2 calls:
69.0ms
(/ (- x y) (- z y))
147.0ms
(* (/ (- x y) (- z y)) t)

simplify983.0ms

Counts
108 → 108
Iterations

Useful iterations: done (978.0ms)

IterNodesCost
01431303
13721269
214591191
done50001185

prune503.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ t (- z y))
9.8b
(* (- x y) (/ t (- z y)))

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*r*
9×add-exp-log add-cbrt-cube
8×distribute-lft-out-- difference-of-squares
5×associate-*l* associate-/r*
4×pow1 flip3-- associate-/r/ flip--
3×associate-/l*
2×cbrt-undiv frac-times div-exp associate-*l/ prod-exp cbrt-unprod div-inv add-log-exp unswap-sqr
1×frac-2neg associate-*r/ pow-prod-down clear-num *-commutative
Counts
2 → 83
Calls
2 calls:
11.0ms
(/ t (- z y))
65.0ms
(* (- x y) (/ t (- z y)))

series147.0ms

Counts
2 → 6
Calls
2 calls:
55.0ms
(/ t (- z y))
92.0ms
(* (- x y) (/ t (- z y)))

simplify1.4s

Counts
89 → 89
Iterations

Useful iterations: done (1.3s)

IterNodesCost
0130977
1317937
21656865
done5000857

prune387.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(* t (- x y))
10.5b
(/ (* t (- x y)) (- z y))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity
9×add-exp-log add-cbrt-cube
6×add-cube-cbrt
5×times-frac associate-*r* associate-/r*
4×pow1 associate-*r/
3×flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
2×cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
2 → 55
Calls
2 calls:
32.0ms
(* t (- x y))
46.0ms
(/ (* t (- x y)) (- z y))

series149.0ms

Counts
2 → 6
Calls
2 calls:
56.0ms
(* t (- x y))
92.0ms
(/ (* t (- x y)) (- z y))

simplify1.1s

Counts
61 → 61
Iterations

Useful iterations: done (1.1s)

IterNodesCost
0105599
1280575
21110509
done5001501

prune189.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z y) (- x y))
1.6b
(/ t (/ (- z y) (- x y)))

rewrite65.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
194×add-sqr-sqrt *-un-lft-identity
90×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
9×add-exp-log add-cbrt-cube
8×associate-/l*
6×flip3-- flip-- div-inv
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num associate-/l/ add-log-exp
1×div-sub
Counts
2 → 194
Calls
2 calls:
23.0ms
(/ (- z y) (- x y))
29.0ms
(/ t (/ (- z y) (- x y)))

series265.0ms

Counts
2 → 6
Calls
2 calls:
62.0ms
(/ (- z y) (- x y))
203.0ms
(/ t (/ (- z y) (- x y)))

simplify1.7s

Counts
200 → 200
Iterations

Useful iterations: done (1.7s)

IterNodesCost
02703488
17323308
238013172
done50003166

prune805.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes342.0ms

Accuracy

42.3% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 2.3b

bsearch2.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01847
12047
done2047

end0.0ms

sample981.0ms

Algorithm
intervals
Results
458.0ms8679×body80valid