Details

Time bar (total: 51.8s)

sample28.0ms

Algorithm
intervals
Results
13.0ms343×body80valid

simplify2.3s

Counts
1 → 1
Iterations

Useful iterations: 5 (52.0ms)

IterNodesCost
01417
12517
24916
38916
416316
525715
642015
785515
8314615
done500015

prune14.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 7.1b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma z (- 1.0 t) 1)
0.2b
(fma (/ (fma z (- 1.0 t) 1) z) (/ 2.0 t) (/ x y))
6.7b
(/ (fma z (- 1.0 t) 1) z)

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube
pow1 expm1-log1p-u associate-/r* log1p-expm1-u associate-/l* add-log-exp
fma-udef
cbrt-undiv frac-2neg div-exp clear-num div-inv
Counts
3 → 49
Calls
3 calls:
0.0ms
(fma z (- 1.0 t) 1)
0.0ms
(fma (/ (fma z (- 1.0 t) 1) z) (/ 2.0 t) (/ x y))
3.0ms
(/ (fma z (- 1.0 t) 1) z)

series151.0ms

Counts
3 → 9
Calls
3 calls:
21.0ms
(fma z (- 1.0 t) 1)
97.0ms
(fma (/ (fma z (- 1.0 t) 1) z) (/ 2.0 t) (/ x y))
34.0ms
(/ (fma z (- 1.0 t) 1) z)

simplify2.2s

Counts
58 → 58
Iterations

Useful iterations: 4 (795.0ms)

IterNodesCost
087785
1156772
2360685
31117684
44720683
done5000683

prune216.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (* z 2.0) (- 1.0 t))
0.0b
(+ (/ x y) (/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z)))
7.3b
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
29×*-un-lft-identity
27×add-sqr-sqrt
25×add-cube-cbrt
18×prod-diff
13×add-exp-log fma-def add-cbrt-cube
12×times-frac
11×distribute-rgt-in distribute-lft-in
pow1
associate-*r* add-log-exp
prod-exp cbrt-unprod
expm1-log1p-u pow-prod-down log1p-expm1-u associate-/l*
cbrt-undiv sub-neg flip3-+ associate-*r/ div-exp flip-+ div-inv associate-/l/
+-commutative flip3-- frac-2neg associate-*l* frac-add clear-num associate-/r* sum-log *-commutative flip-- distribute-lft-out distribute-lft-out-- difference-of-squares
Counts
3 → 99
Calls
3 calls:
15.0ms
(* (* z 2.0) (- 1.0 t))
23.0ms
(+ (/ x y) (/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z)))
11.0ms
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

series179.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(* (* z 2.0) (- 1.0 t))
52.0ms
(+ (/ x y) (/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z)))
73.0ms
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

simplify916.0ms

Counts
108 → 108
Iterations

Useful iterations: done (906.0ms)

IterNodesCost
01941833
15511594
219221324
done50001306

prune298.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (/ x y) (+ (/ 2.0 t) (- (/ (/ 2.0 t) z) 2.0)))
0.0b
(+ (/ 2.0 t) (- (/ (/ 2.0 t) z) 2.0))
0.3b
(/ (/ 2.0 t) z)

rewrite380.0ms

Algorithm
rewrite-expression-head
Rules
291×times-frac
221×*-un-lft-identity
207×add-sqr-sqrt add-cube-cbrt
132×associate-+r+
129×prod-diff
26×fma-def
19×div-inv
17×add-log-exp
13×associate-/l*
add-exp-log frac-add add-cbrt-cube
sum-log distribute-lft-out
pow1 cbrt-undiv expm1-log1p-u associate-+r- flip3-+ div-exp associate-/r* flip-+ log1p-expm1-u
+-commutative flip3-- diff-log flip-- distribute-lft-out--
sub-neg frac-2neg clear-num associate-/l/
Counts
3 → 272
Calls
3 calls:
246.0ms
(+ (/ x y) (+ (/ 2.0 t) (- (/ (/ 2.0 t) z) 2.0)))
102.0ms
(+ (/ 2.0 t) (- (/ (/ 2.0 t) z) 2.0))
11.0ms
(/ (/ 2.0 t) z)

series126.0ms

Counts
3 → 9
Calls
3 calls:
59.0ms
(+ (/ x y) (+ (/ 2.0 t) (- (/ (/ 2.0 t) z) 2.0)))
42.0ms
(+ (/ 2.0 t) (- (/ (/ 2.0 t) z) 2.0))
24.0ms
(/ (/ 2.0 t) z)

simplify1.7s

Counts
281 → 281
Iterations

Useful iterations: done (1.7s)

IterNodesCost
05135534
111874786
235214531
done50004519

prune1.3s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (/ 2.0 t) (- (/ (/ (sqrt 2.0) 1) (/ z (/ (sqrt 2.0) t))) 2.0))
0.2b
(/ z (/ (sqrt 2.0) t))
0.5b
(/ (sqrt 2.0) t)
0.9b
(/ (/ (sqrt 2.0) 1) (/ z (/ (sqrt 2.0) t)))

rewrite3.8s

Algorithm
rewrite-expression-head
Rules
22223×times-frac
10899×*-un-lft-identity
10894×add-sqr-sqrt add-cube-cbrt
5016×sqrt-prod
4703×associate-+r+
4701×prod-diff
652×div-inv
96×associate-/r*
94×associate-/r/
41×add-exp-log
32×add-cbrt-cube
31×associate-/l*
28×div-exp
19×cbrt-undiv
13×fma-def
add-log-exp
pow1 expm1-log1p-u log1p-expm1-u
frac-2neg 1-exp clear-num
frac-add sum-log distribute-lft-out
+-commutative associate-+r- sub-neg flip3-- flip3-+ diff-log flip-- flip-+ associate-/l/ distribute-lft-out--
Counts
4 → 6568
Calls
4 calls:
2.5s
(+ (/ 2.0 t) (- (/ (/ (sqrt 2.0) 1) (/ z (/ (sqrt 2.0) t))) 2.0))
8.0ms
(/ z (/ (sqrt 2.0) t))
3.0ms
(/ (sqrt 2.0) t)
61.0ms
(/ (/ (sqrt 2.0) 1) (/ z (/ (sqrt 2.0) t)))

series321.0ms

Counts
4 → 12
Calls
4 calls:
84.0ms
(+ (/ 2.0 t) (- (/ (/ (sqrt 2.0) 1) (/ z (/ (sqrt 2.0) t))) 2.0))
80.0ms
(/ z (/ (sqrt 2.0) t))
47.0ms
(/ (sqrt 2.0) t)
109.0ms
(/ (/ (sqrt 2.0) 1) (/ z (/ (sqrt 2.0) t)))

simplify3.4s

Counts
6580 → 6580
Iterations

Useful iterations: 0 (1.2s)

IterNodesCost
09401256910
done9401256910

prune33.5s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

regimes151.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
02030
12426
done2426

end0.0ms

sample684.0ms

Algorithm
intervals
Results
423.0ms10423×body80valid