Details

Time bar (total: 14.0s)

sample38.0ms

Algorithm
intervals
Results
17.0ms311×body80valid

simplify50.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01012
11612
22912
33812
44512
55112
65412
done5412

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.8b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ (+ x 4.0) y) (* (/ x y) z))
0.0b
(/ (+ x 4.0) y)
2.4b
(* (/ x y) z)

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
28×*-un-lft-identity
25×add-sqr-sqrt
22×times-frac
20×add-cube-cbrt
13×associate-*l*
10×add-exp-log add-cbrt-cube
pow1 add-log-exp
distribute-lft-out associate-/l*
associate-*r* associate-*l/ associate-/r*
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
sub-neg flip3-- frac-2neg flip3-+ diff-log pow-prod-down clear-num *-commutative frac-sub flip-- flip-+ sub-div
Counts
3 → 79
Calls
3 calls:
67.0ms
(- (/ (+ x 4.0) y) (* (/ x y) z))
22.0ms
(/ (+ x 4.0) y)
17.0ms
(* (/ x y) z)

series141.0ms

Counts
3 → 9
Calls
3 calls:
71.0ms
(- (/ (+ x 4.0) y) (* (/ x y) z))
45.0ms
(/ (+ x 4.0) y)
25.0ms
(* (/ x y) z)

simplify1.2s

Counts
88 → 88
Iterations

Useful iterations: 2 (317.0ms)

IterNodesCost
0142904
1351859
21678785
done5001785

prune232.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (/ 4.0 y) (* (/ x y) (- 1 z)))
2.3b
(* (/ x y) (- 1 z))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
13×*-un-lft-identity associate-*l*
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
associate-*r*
frac-add
pow1 distribute-rgt-in frac-times sub-neg associate-+r+ flip3-- distribute-lft-in associate-*r/ flip-- add-log-exp
associate-*l/ prod-exp cbrt-unprod difference-of-squares unswap-sqr
cbrt-undiv +-commutative flip3-+ div-exp pow-prod-down sum-log *-commutative flip-+ div-inv distribute-lft-out--
Counts
2 → 63
Calls
2 calls:
36.0ms
(+ (/ 4.0 y) (* (/ x y) (- 1 z)))
40.0ms
(* (/ x y) (- 1 z))

series143.0ms

Counts
2 → 6
Calls
2 calls:
76.0ms
(+ (/ 4.0 y) (* (/ x y) (- 1 z)))
68.0ms
(* (/ x y) (- 1 z))

simplify3.0s

Counts
69 → 69
Iterations

Useful iterations: 2 (740.0ms)

IterNodesCost
0140921
1417838
22828778
done5002778

prune257.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* (+ x 4.0) (/ 1 y)) (* (/ x y) z))
0.2b
(* (+ x 4.0) (/ 1 y))
2.4b
(* (/ x y) z)

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
31×add-sqr-sqrt
22×*-un-lft-identity
21×times-frac
19×add-cube-cbrt
17×add-exp-log associate-*l*
16×associate-*r*
13×associate-*l/ add-cbrt-cube
pow1
prod-exp frac-sub
add-log-exp unswap-sqr
frac-times flip3-+ cbrt-unprod flip-+
associate-*r/ div-exp un-div-inv
cbrt-undiv pow-prod-down *-commutative div-inv sub-div
sub-neg rec-exp flip3-- diff-log 1-exp flip-- distribute-lft-out
Counts
3 → 93
Calls
3 calls:
19.0ms
(- (* (+ x 4.0) (/ 1 y)) (* (/ x y) z))
48.0ms
(* (+ x 4.0) (/ 1 y))
16.0ms
(* (/ x y) z)

series109.0ms

Counts
3 → 9
Calls
3 calls:
49.0ms
(- (* (+ x 4.0) (/ 1 y)) (* (/ x y) z))
36.0ms
(* (+ x 4.0) (/ 1 y))
24.0ms
(* (/ x y) z)

simplify2.2s

Counts
102 → 102
Iterations

Useful iterations: 2 (470.0ms)

IterNodesCost
01901226
15231118
22982925
done5000925

prune344.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 4 expressions with local error:

0.2b
(cbrt (- 1 z))
0.2b
(cbrt (- 1 z))
0.3b
(* (* (* (cbrt (- 1 z)) (cbrt (- 1 z))) (/ x y)) (cbrt (- 1 z)))
2.1b
(* (* (cbrt (- 1 z)) (cbrt (- 1 z))) (/ x y))

rewrite472.0ms

Algorithm
rewrite-expression-head
Rules
136×cbrt-div
98×frac-times
68×flip3-- flip--
65×associate-*l/
34×add-exp-log
27×add-sqr-sqrt
24×*-un-lft-identity
22×associate-*r/ associate-*r*
21×add-cbrt-cube
18×pow1 cbrt-prod
17×prod-exp cbrt-unprod
15×add-cube-cbrt
10×times-frac
pow-prod-down
difference-of-squares
cbrt-undiv div-exp add-log-exp
distribute-lft-out--
pow1/3 associate-*l* *-commutative unswap-sqr
div-inv
Counts
4 → 167
Calls
4 calls:
7.0ms
(cbrt (- 1 z))
5.0ms
(cbrt (- 1 z))
338.0ms
(* (* (* (cbrt (- 1 z)) (cbrt (- 1 z))) (/ x y)) (cbrt (- 1 z)))
107.0ms
(* (* (cbrt (- 1 z)) (cbrt (- 1 z))) (/ x y))

series259.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(cbrt (- 1 z))
41.0ms
(cbrt (- 1 z))
48.0ms
(* (* (* (cbrt (- 1 z)) (cbrt (- 1 z))) (/ x y)) (cbrt (- 1 z)))
129.0ms
(* (* (cbrt (- 1 z)) (cbrt (- 1 z))) (/ x y))

simplify3.0s

Counts
179 → 179
Iterations

Useful iterations: done (3.0s)

IterNodesCost
03024355
18563807
245363511
done50003505

prune784.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

regimes94.0ms

Accuracy

0% (1.8b remaining)

Error of 1.8b against oracle of 0.0b and baseline of 1.8b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01214
11714
done1714

end0.0ms

sample1.2s

Algorithm
intervals
Results
752.0ms10120×body80valid