Details

Time bar (total: 17.0s)

sample62.0ms

Algorithm
intervals
Results
27.0ms270×body80valid

simplify4.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01417
12317
23717
36517
48717
510117
612517
719417
832817
959617
10129217
11369617
done500117

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 24.5b

localize28.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.0b
(* z (- b y))
0.7b
(+ (* x y) (* z (- t a)))
23.7b
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

rewrite153.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
20×*-un-lft-identity
16×add-cube-cbrt
10×add-exp-log associate-*r* add-cbrt-cube
times-frac
pow1
distribute-rgt-in sub-neg distribute-lft-in associate-*l* add-log-exp
associate-+r+ associate-*r/
flip3-+ associate-/r* flip-+ associate-/l*
flip3-- pow-prod-down prod-exp associate-/r/ *-commutative flip-- cbrt-unprod associate-/l/ distribute-lft-out-- difference-of-squares unswap-sqr
cbrt-undiv +-commutative frac-2neg div-exp clear-num sum-log div-inv
Counts
4 → 98
Calls
4 calls:
35.0ms
(* z (- t a))
45.0ms
(* z (- b y))
20.0ms
(+ (* x y) (* z (- t a)))
47.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

series634.0ms

Counts
4 → 12
Calls
4 calls:
66.0ms
(* z (- t a))
53.0ms
(* z (- b y))
59.0ms
(+ (* x y) (* z (- t a)))
456.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

simplify938.0ms

Counts
110 → 110
Iterations

Useful iterations: 2 (241.0ms)

IterNodesCost
01691522
14021458
212921348
done50001348

prune514.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 23.8b

localize35.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- b y))
0.7b
(+ (* x y) (+ (* t z) (* z (- a))))
1.1b
(+ (* t z) (* z (- a)))
23.7b
(/ (+ (* x y) (+ (* t z) (* z (- a)))) (+ y (* z (- b y))))

rewrite223.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×*-un-lft-identity
14×add-cube-cbrt
11×add-log-exp
times-frac
add-exp-log add-cbrt-cube
pow1 distribute-rgt-neg-out
associate-*r*
associate-+r- flip3-+ sum-log flip-+
associate-*l* unsub-neg associate-/r* associate-/l*
+-commutative distribute-rgt-in sub-neg distribute-lft-in div-sub associate-*r/ associate-/r/ associate-/l/
cbrt-undiv associate-+r+ flip3-- frac-2neg div-exp pow-prod-down prod-exp clear-num *-commutative flip-- cbrt-unprod div-inv distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 87
Calls
4 calls:
43.0ms
(* z (- b y))
38.0ms
(+ (* x y) (+ (* t z) (* z (- a))))
9.0ms
(+ (* t z) (* z (- a)))
129.0ms
(/ (+ (* x y) (+ (* t z) (* z (- a)))) (+ y (* z (- b y))))

series710.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(* z (- b y))
78.0ms
(+ (* x y) (+ (* t z) (* z (- a))))
58.0ms
(+ (* t z) (* z (- a)))
532.0ms
(/ (+ (* x y) (+ (* t z) (* z (- a)))) (+ y (* z (- b y))))

simplify1.0s

Counts
99 → 99
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01571741
14121439
215321341
done50001333

prune385.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 23.8b

localize28.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- b y))
0.5b
(/ 1 (+ y (* z (- b y))))
0.7b
(+ (* x y) (* z (- t a)))
23.4b
(* (+ (* x y) (* z (- t a))) (/ 1 (+ y (* z (- b y)))))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
33×add-sqr-sqrt
25×*-un-lft-identity
22×add-cube-cbrt
20×times-frac associate-*r*
19×add-exp-log
13×add-cbrt-cube
pow1
associate-*l* add-log-exp
flip3-+ prod-exp flip-+
distribute-rgt-in sub-neg associate-+r+ distribute-lft-in div-exp associate-/r/ unswap-sqr
associate-*r/ associate-/r* cbrt-unprod associate-/l*
cbrt-undiv frac-times rec-exp 1-exp pow-prod-down associate-*l/ *-commutative div-inv
+-commutative flip3-- pow-flip frac-2neg clear-num sum-log un-div-inv flip-- distribute-lft-out-- inv-pow difference-of-squares
Counts
4 → 116
Calls
4 calls:
24.0ms
(* z (- b y))
17.0ms
(/ 1 (+ y (* z (- b y))))
11.0ms
(+ (* x y) (* z (- t a)))
47.0ms
(* (+ (* x y) (* z (- t a))) (/ 1 (+ y (* z (- b y)))))

series751.0ms

Counts
4 → 12
Calls
4 calls:
39.0ms
(* z (- b y))
138.0ms
(/ 1 (+ y (* z (- b y))))
87.0ms
(+ (* x y) (* z (- t a)))
487.0ms
(* (+ (* x y) (* z (- t a))) (/ 1 (+ y (* z (- b y)))))

simplify982.0ms

Counts
128 → 128
Iterations

Useful iterations: 2 (301.0ms)

IterNodesCost
01762024
14431842
214771656
done50001656

prune500.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 23.8b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- b y))
0.2b
(/ 1 (/ (+ y (* z (- b y))) (+ (* x y) (* z (- t a)))))
0.7b
(+ (* x y) (* z (- t a)))
23.7b
(/ (+ y (* z (- b y))) (+ (* x y) (* z (- t a))))

rewrite155.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
62×add-sqr-sqrt
60×*-un-lft-identity
58×add-cube-cbrt
19×add-exp-log
18×associate-/r*
13×add-cbrt-cube
11×associate-/r/
div-exp
pow1 flip3-+ flip-+
div-inv associate-/l* add-log-exp
associate-*r*
cbrt-undiv distribute-rgt-in sub-neg associate-+r+ distribute-lft-in
associate-*l*
rec-exp frac-2neg 1-exp associate-*r/ clear-num associate-/l/
+-commutative flip3-- pow-flip pow-prod-down prod-exp sum-log *-commutative flip-- cbrt-unprod distribute-lft-out-- inv-pow difference-of-squares unswap-sqr
Counts
4 → 156
Calls
4 calls:
36.0ms
(* z (- b y))
42.0ms
(/ 1 (/ (+ y (* z (- b y))) (+ (* x y) (* z (- t a)))))
20.0ms
(+ (* x y) (* z (- t a)))
48.0ms
(/ (+ y (* z (- b y))) (+ (* x y) (* z (- t a))))

series1.7s

Counts
4 → 12
Calls
4 calls:
43.0ms
(* z (- b y))
1.2s
(/ 1 (/ (+ y (* z (- b y))) (+ (* x y) (* z (- t a)))))
81.0ms
(+ (* x y) (* z (- t a)))
456.0ms
(/ (+ y (* z (- b y))) (+ (* x y) (* z (- t a))))

simplify1.1s

Counts
168 → 168
Iterations

Useful iterations: done (1.1s)

IterNodesCost
02444169
15643899
215823574
done50013548

prune474.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 23.8b

regimes489.0ms

Accuracy

0% (0.6b remaining)

Error of 23.0b against oracle of 22.4b and baseline of 23.0b

bsearch0.0ms

simplify6.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01620
12520
22920
33020
done3020

end0.0ms

sample1.8s

Algorithm
intervals
Results
1.0s8404×body80valid