Details

Time bar (total: 29.0s)

sample21.0ms

Algorithm
intervals
Results
8.0ms333×body80valid

simplify23.7s

Counts
1 → 1
Iterations

Useful iterations: 3 (7.0ms)

IterNodesCost
089
1149
2259
3488
4888
51388
61828
72618
83568
95658
109868
1116898
1223908
1330878
1447878
done50008

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize6.0ms

Local error

Found 1 expressions with local error:

2.4b
(fma (/ y t) (- z x) x)

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube fma-udef log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
0.0ms
(fma (/ y t) (- z x) x)

series32.0ms

Counts
1 → 3
Calls
1 calls:
32.0ms
(fma (/ y t) (- z x) x)

simplify436.0ms

Counts
13 → 13
Iterations

Useful iterations: 3 (24.0ms)

IterNodesCost
023154
140154
291138
3220123
4992123
done5001123

prune38.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

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)

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity
20×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
10×add-exp-log add-cbrt-cube
pow1 associate-*r* add-log-exp
associate-*r/
expm1-log1p-u fma-def times-frac associate-*l* associate-/r* log1p-expm1-u
cbrt-undiv sub-neg flip3-- 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 → 88
Calls
3 calls:
5.0ms
(+ x (/ (* y (- z x)) t))
12.0ms
(* y (- z x))
10.0ms
(/ (* y (- z x)) t)

series127.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(+ x (/ (* y (- z x)) t))
35.0ms
(* y (- z x))
51.0ms
(/ (* y (- z x)) t)

simplify749.0ms

Counts
97 → 97
Iterations

Useful iterations: 2 (124.0ms)

IterNodesCost
01671262
13891055
21599857
done5001857

prune169.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize10.0ms

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
89×*-un-lft-identity
87×add-sqr-sqrt
59×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 fma-def div-exp
pow1 expm1-log1p-u div-sub log1p-expm1-u associate-/l/
+-commutative associate-+r- flip3-- frac-2neg flip3-+ clear-num sum-log associate-/r/ flip-- flip-+ distribute-lft-out
Counts
2 → 121
Calls
2 calls:
28.0ms
(+ x (/ (- z x) (/ t y)))
12.0ms
(/ (- z x) (/ t y))

series82.0ms

Counts
2 → 6
Calls
2 calls:
34.0ms
(+ x (/ (- z x) (/ t y)))
48.0ms
(/ (- z x) (/ t y))

simplify681.0ms

Counts
127 → 127
Iterations

Useful iterations: 2 (177.0ms)

IterNodesCost
02211932
16141792
222161697
done50011697

prune302.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* (* y (- z x)) (/ 1 t)))
0.0b
(* y (- z x))
4.9b
(* (* y (- z x)) (/ 1 t))

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
27×add-exp-log *-un-lft-identity
25×add-cube-cbrt
18×associate-*r* prod-diff
17×add-cbrt-cube
13×prod-exp
11×distribute-rgt-in distribute-lft-in
10×pow1
times-frac
associate-*r/ cbrt-unprod
add-log-exp
div-exp associate-*l* pow-prod-down
expm1-log1p-u flip3-- fma-def flip-- log1p-expm1-u
cbrt-undiv frac-times sub-neg rec-exp 1-exp associate-*l/ *-commutative
+-commutative flip3-+ sum-log un-div-inv flip-+ div-inv distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 106
Calls
3 calls:
3.0ms
(+ x (* (* y (- z x)) (/ 1 t)))
12.0ms
(* y (- z x))
18.0ms
(* (* y (- z x)) (/ 1 t))

series127.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(+ x (* (* y (- z x)) (/ 1 t)))
35.0ms
(* y (- z x))
51.0ms
(* (* y (- z x)) (/ 1 t))

simplify1.4s

Counts
115 → 115
Iterations

Useful iterations: 2 (186.0ms)

IterNodesCost
02051610
15191271
22219994
done5001994

prune189.0ms

Pruning

5 alts after pruning (1 fresh and 4 done)

Merged error: 0b

regimes146.0ms

Accuracy

35.9% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 2.0b

bsearch1.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01950
12250
done2250

end0.0ms

sample559.0ms

Algorithm
intervals
Results
281.0ms10679×body80valid