Details

Time bar (total: 12.9s)

sample20.0ms

Algorithm
intervals
Results
9.0ms333×body80valid

simplify5.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
089
1149
2259
3449
4749
51029
61209
71409
81819
92579
103439
113809
124309
134649
145009
155889
168119
1710889
1816249
1921209
2021809
done21809

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.4b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* y (- z x)) t))
0.0b
(* y (- z x))
4.8b
(/ (* y (- z x)) t)

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*r* add-log-exp
associate-*r/
times-frac associate-*l* associate-/r*
cbrt-undiv distribute-rgt-in sub-neg flip3-- distribute-lft-in div-exp prod-exp flip-- cbrt-unprod associate-/l/
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 61
Calls
3 calls:
4.0ms
(+ x (/ (* y (- z x)) t))
9.0ms
(* y (- z x))
6.0ms
(/ (* y (- z x)) t)

series125.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(+ x (/ (* y (- z x)) t))
36.0ms
(* y (- z x))
50.0ms
(/ (* y (- z x)) t)

simplify1.4s

Counts
70 → 70
Iterations

Useful iterations: done (1.4s)

IterNodesCost
0113722
1290679
2854589
33886589
done5001588

prune146.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (- z x) (/ t y)))
6.3b
(/ (- z x) (/ t y))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
119×times-frac
88×*-un-lft-identity
86×add-sqr-sqrt
58×add-cube-cbrt
14×distribute-lft-out-- difference-of-squares
13×associate-/r*
add-exp-log add-cbrt-cube div-inv
associate-/l*
add-log-exp
cbrt-undiv div-exp
pow1 div-sub associate-/l/
+-commutative associate-+r- flip3-- frac-2neg flip3-+ clear-num sum-log associate-/r/ flip-- flip-+ distribute-lft-out
Counts
2 → 114
Calls
2 calls:
29.0ms
(+ x (/ (- z x) (/ t y)))
10.0ms
(/ (- z x) (/ t y))

series81.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(+ x (/ (- z x) (/ t y)))
44.0ms
(/ (- z x) (/ t y))

simplify694.0ms

Counts
120 → 120
Iterations

Useful iterations: 2 (266.0ms)

IterNodesCost
02171896
16041758
218161680
done50011680

prune275.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* (- z x) (/ 1 (/ t y))))
0.5b
(/ 1 (/ t y))
5.9b
(* (- z x) (/ 1 (/ t y)))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
147×times-frac
97×add-sqr-sqrt
85×*-un-lft-identity
81×add-cube-cbrt
44×associate-*r*
33×add-exp-log
17×add-cbrt-cube
14×div-exp
13×associate-/r*
div-inv
prod-exp
pow1 cbrt-undiv
associate-*l* add-log-exp unswap-sqr
rec-exp 1-exp
cbrt-unprod associate-/l*
frac-times flip3-- associate-*l/ associate-/r/ flip--
+-commutative pow-flip frac-2neg flip3-+ associate-*r/ pow-prod-down clear-num sum-log un-div-inv *-commutative flip-+ distribute-lft-out-- inv-pow difference-of-squares
Counts
3 → 166
Calls
3 calls:
2.0ms
(+ x (* (- z x) (/ 1 (/ t y))))
5.0ms
(/ 1 (/ t y))
26.0ms
(* (- z x) (/ 1 (/ t y)))

series83.0ms

Counts
3 → 9
Calls
3 calls:
33.0ms
(+ x (* (- z x) (/ 1 (/ t y))))
8.0ms
(/ 1 (/ t y))
41.0ms
(* (- z x) (/ 1 (/ t y)))

simplify790.0ms

Counts
175 → 175
Iterations

Useful iterations: 2 (317.0ms)

IterNodesCost
02592262
16511733
216391484
done50001484

prune305.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (- z x) (/ y t)))
5.9b
(* (- z x) (/ y t))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
associate-*l*
pow1 add-log-exp
frac-times flip3-- associate-*l/ prod-exp flip-- cbrt-unprod unswap-sqr
cbrt-undiv +-commutative flip3-+ associate-*r/ div-exp pow-prod-down sum-log *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 49
Calls
2 calls:
2.0ms
(+ x (* (- z x) (/ y t)))
14.0ms
(* (- z x) (/ y t))

series78.0ms

Counts
2 → 6
Calls
2 calls:
34.0ms
(+ x (* (- z x) (/ y t)))
44.0ms
(* (- z x) (/ y t))

simplify2.6s

Counts
55 → 55
Iterations

Useful iterations: 3 (1.3s)

IterNodesCost
0115669
1296627
21059581
34921557
done5000557

prune119.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

regimes113.0ms

Accuracy

22.5% (1.6b remaining)

Error of 1.6b against oracle of 0.0b and baseline of 2.0b

bsearch71.0ms

Steps
ItersRangePoint
7
6.841021425788069e-10
8.116859208030337e-08
1.023082387227791e-08
9
-1.893433644712027e+47
-7.345391420963156e+39
-1.28204979550362e+41

simplify3.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
02441
13537
done3537

end0.0ms

sample554.0ms

Algorithm
intervals
Results
285.0ms10679×body80valid