Details

Time bar (total: 17.2s)

sample45.0ms

Algorithm
intervals
Results
18.0ms270×body80valid

simplify5.1s

Counts
1 → 1
Iterations

Useful iterations: 2 (11.0ms)

IterNodesCost
01417
12416
24315
37515
411215
514815
618115
725715
841915
972815
10152515
11409615
done500015

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 24.5b

localize14.0ms

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))))

rewrite453.0ms

Algorithm
rewrite-expression-head
Rules
60×add-sqr-sqrt
56×*-un-lft-identity
54×prod-diff
52×add-cube-cbrt
33×distribute-rgt-in distribute-lft-in
22×associate-+r+
10×add-exp-log associate-*r* add-cbrt-cube
times-frac
pow1
sub-neg associate-*l* add-log-exp
expm1-log1p-u associate-*r/ log1p-expm1-u
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 fma-def frac-2neg div-exp clear-num sum-log div-inv
Counts
4 → 161
Calls
4 calls:
24.0ms
(* z (- t a))
24.0ms
(* z (- b y))
360.0ms
(+ (* x y) (* z (- t a)))
35.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

series554.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(* z (- t a))
39.0ms
(* z (- b y))
52.0ms
(+ (* x y) (* z (- t a)))
402.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

simplify1.0s

Counts
173 → 173
Iterations

Useful iterations: done (1.0s)

IterNodesCost
02912904
16192372
216711992
done50001920

prune594.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 23.8b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- b y))
0.3b
(fma x y (* z t))
1.1b
(+ (fma x y (* z t)) (* z (- a)))
23.7b
(/ (+ (fma x y (* z t)) (* z (- a))) (+ y (* z (- b y))))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
31×add-sqr-sqrt
29×*-un-lft-identity
27×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
times-frac
add-exp-log add-cbrt-cube
pow1 add-log-exp
associate-*r*
expm1-log1p-u distribute-rgt-neg-out log1p-expm1-u
fma-def flip3-+ associate-*l* associate-/r* flip-+ associate-/l*
sub-neg div-sub associate-*r/ unsub-neg associate-/r/ fma-udef associate-/l/
cbrt-undiv +-commutative associate-+l+ flip3-- frac-2neg div-exp pow-prod-down prod-exp clear-num sum-log *-commutative flip-- cbrt-unprod div-inv distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 110
Calls
4 calls:
31.0ms
(* z (- b y))
0.0ms
(fma x y (* z t))
6.0ms
(+ (fma x y (* z t)) (* z (- a)))
41.0ms
(/ (+ (fma x y (* z t)) (* z (- a))) (+ y (* z (- b y))))

series551.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(* z (- b y))
63.0ms
(fma x y (* z t))
56.0ms
(+ (fma x y (* z t)) (* z (- a)))
389.0ms
(/ (+ (fma x y (* z t)) (* z (- a))) (+ y (* z (- b y))))

simplify794.0ms

Counts
122 → 122
Iterations

Useful iterations: done (790.0ms)

IterNodesCost
01992133
14191852
213001556
done50001458

prune430.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 21.9b

localize28.0ms

Local error

Found 4 expressions with local error:

0.3b
(fma x y (* t z))
2.2b
(/ a (/ (fma z (- b y) y) z))
13.9b
(/ (fma z (- b y) y) z)
21.0b
(/ (fma x y (* t z)) (fma z (- b y) y))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
93×times-frac
62×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
19×associate-/r*
13×add-exp-log add-cbrt-cube
associate-/l*
div-inv
cbrt-undiv div-exp
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
frac-2neg clear-num
associate-/r/ fma-udef
Counts
4 → 140
Calls
4 calls:
0.0ms
(fma x y (* t z))
15.0ms
(/ a (/ (fma z (- b y) y) z))
8.0ms
(/ (fma z (- b y) y) z)
9.0ms
(/ (fma x y (* t z)) (fma z (- b y) y))

series358.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(fma x y (* t z))
70.0ms
(/ a (/ (fma z (- b y) y) z))
39.0ms
(/ (fma z (- b y) y) z)
189.0ms
(/ (fma x y (* t z)) (fma z (- b y) y))

simplify2.2s

Counts
152 → 152
Iterations

Useful iterations: 3 (1.1s)

IterNodesCost
02152606
14142519
212452353
337992351
done50012351

prune767.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 19.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma z (- b y) y)
0.3b
(fma x y (* t z))
2.2b
(/ a (- (+ (/ y z) b) y))
21.0b
(/ (fma x y (* t z)) (fma z (- b y) y))

rewrite114.0ms

Algorithm
rewrite-expression-head
Rules
43×*-un-lft-identity
31×add-sqr-sqrt
27×times-frac
23×add-cube-cbrt
associate-/r*
add-exp-log add-cbrt-cube distribute-lft-out--
associate-/l*
pow1 expm1-log1p-u log1p-expm1-u distribute-lft-out add-log-exp difference-of-squares
cbrt-undiv frac-2neg div-exp clear-num associate-/r/ fma-udef div-inv
flip3-- flip--
Counts
4 → 92
Calls
4 calls:
0.0ms
(fma z (- b y) y)
0.0ms
(fma x y (* t z))
104.0ms
(/ a (- (+ (/ y z) b) y))
5.0ms
(/ (fma x y (* t z)) (fma z (- b y) y))

series315.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(fma z (- b y) y)
51.0ms
(fma x y (* t z))
62.0ms
(/ a (- (+ (/ y z) b) y))
160.0ms
(/ (fma x y (* t z)) (fma z (- b y) y))

simplify1.3s

Counts
104 → 104
Iterations

Useful iterations: 2 (144.0ms)

IterNodesCost
01431503
12611464
26441346
319691346
done50001346

prune470.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 17.6b

regimes515.0ms

Accuracy

1.4% (2.5b remaining)

Error of 17.8b against oracle of 15.3b and baseline of 17.9b

bsearch70.0ms

Steps
ItersRangePoint
9
-4.375475773243934e+160
-2.5035812315715853e+153
-6.665018424556654e+158

simplify7.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
02440
12839
23039
done3039

end0.0ms

sample1.4s

Algorithm
intervals
Results
783.0ms8404×body80valid