Details

Time bar (total: 15.2s)

sample41.0ms

Algorithm
intervals
Results
17.0ms282×body80valid

simplify1.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01011
11711
23211
35711
410411
516411
621711
729011
844211
977611
10227011
done500011

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.6b

localize23.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* y (- z t)) (- a t)))
0.0b
(* y (- z t))
13.6b
(/ (* y (- z t)) (- a t))

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 times-frac associate-*r* associate-/r* add-log-exp
associate-*r/
flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 67
Calls
3 calls:
31.0ms
(+ x (/ (* y (- z t)) (- a t)))
22.0ms
(* y (- z t))
55.0ms
(/ (* y (- z t)) (- a t))

series268.0ms

Counts
3 → 9
Calls
3 calls:
121.0ms
(+ x (/ (* y (- z t)) (- a t)))
41.0ms
(* y (- z t))
106.0ms
(/ (* y (- z t)) (- a t))

simplify857.0ms

Counts
76 → 76
Iterations

Useful iterations: 2 (181.0ms)

IterNodesCost
0128846
1350793
21354715
done5000715

prune238.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* y (/ (- z t) (- a t))))
0.0b
(/ (- z t) (- a t))
1.5b
(* y (/ (- z t) (- a t)))

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
76×add-sqr-sqrt
71×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 113
Calls
3 calls:
14.0ms
(+ x (* y (/ (- z t) (- a t))))
44.0ms
(/ (- z t) (- a t))
44.0ms
(* y (/ (- z t) (- a t)))

series281.0ms

Counts
3 → 9
Calls
3 calls:
117.0ms
(+ x (* y (/ (- z t) (- a t))))
64.0ms
(/ (- z t) (- a t))
100.0ms
(* y (/ (- z t) (- a t)))

simplify912.0ms

Counts
122 → 122
Iterations

Useful iterations: done (909.0ms)

IterNodesCost
01621555
14461466
217871374
done50001368

prune458.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ y (/ (- a t) (- z t))))
0.0b
(/ (- a t) (- z t))
1.8b
(/ y (/ (- a t) (- z t)))

rewrite180.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
197×*-un-lft-identity
195×add-sqr-sqrt
91×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
10×add-exp-log add-cbrt-cube
associate-/l*
flip3-- flip-- div-inv
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num associate-/l/
+-commutative flip3-+ div-sub sum-log flip-+ distribute-lft-out
Counts
3 → 206
Calls
3 calls:
100.0ms
(+ x (/ y (/ (- a t) (- z t))))
29.0ms
(/ (- a t) (- z t))
38.0ms
(/ y (/ (- a t) (- z t)))

series463.0ms

Counts
3 → 9
Calls
3 calls:
171.0ms
(+ x (/ y (/ (- a t) (- z t))))
77.0ms
(/ (- a t) (- z t))
215.0ms
(/ y (/ (- a t) (- z t)))

simplify2.3s

Counts
215 → 215
Iterations

Useful iterations: done (2.3s)

IterNodesCost
02923733
17963524
239983384
done50003378

prune749.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (/ 1 (/ (/ (- a t) (- z t)) y)))
0.0b
(/ (- a t) (- z t))
0.5b
(/ 1 (/ (/ (- a t) (- z t)) y))
1.8b
(/ (/ (- a t) (- z t)) y)

rewrite393.0ms

Algorithm
rewrite-expression-head
Rules
1181×times-frac
797×*-un-lft-identity
794×add-sqr-sqrt
450×add-cube-cbrt
172×distribute-lft-out-- difference-of-squares
105×associate-/r*
39×associate-/l*
35×associate-/r/
32×add-exp-log
24×div-inv
20×add-cbrt-cube
19×div-exp
18×flip3-- flip--
10×cbrt-undiv
add-log-exp
pow1
rec-exp frac-2neg 1-exp div-sub clear-num associate-/l/
distribute-lft-out
+-commutative pow-flip flip3-+ sum-log flip-+ inv-pow
Counts
4 → 624
Calls
4 calls:
186.0ms
(+ x (/ 1 (/ (/ (- a t) (- z t)) y)))
31.0ms
(/ (- a t) (- z t))
58.0ms
(/ 1 (/ (/ (- a t) (- z t)) y))
51.0ms
(/ (/ (- a t) (- z t)) y)

series716.0ms

Counts
4 → 12
Calls
4 calls:
270.0ms
(+ x (/ 1 (/ (/ (- a t) (- z t)) y)))
70.0ms
(/ (- a t) (- z t))
254.0ms
(/ 1 (/ (/ (- a t) (- z t)) y))
122.0ms
(/ (/ (- a t) (- z t)) y)

simplify1.9s

Counts
636 → 636
Iterations

Useful iterations: done (1.9s)

IterNodesCost
072514223
1209312578
done500112102

prune1.6s

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

regimes288.0ms

Accuracy

16.7% (1.1b remaining)

Error of 1.2b against oracle of 0.0b and baseline of 1.4b

bsearch114.0ms

Steps
ItersRangePoint
7
2.8050471243533086e-241
2.830825048730298e-239
1.0210321761229472e-240
8
-3.6418544979998184e-153
-2.3233534216131206e-156
-8.395844868879009e-154

simplify8.0ms

Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
02450
13440
done3440

end0.0ms

sample1.3s

Algorithm
intervals
Results
678.0ms8719×body80valid
0.0msbody160valid