Details

Time bar (total: 31.0s)

sample277.0ms

Algorithm
intervals
Results
159.0ms111×body1280valid
52.0ms20×body2560valid
35.0ms56×body640valid
10.0ms23×body320valid
5.0ms36×body80valid
3.0ms10×body160valid

simplify3.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.5b

localize26.0ms

Local error

Found 2 expressions with local error:

0.9b
(- (tan (+ eps x)) (tan x))
2.4b
(tan (+ eps x))

rewrite67.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
prod-diff add-cube-cbrt
tan-quot add-log-exp
fma-neg
expm1-log1p-u pow1 tan-sum add-cbrt-cube add-exp-log frac-sub log1p-expm1-u
sub-neg flip3-- diff-log flip-- distribute-lft-out-- difference-of-squares
Counts
2 → 41
Calls
2 calls:
56.0ms
(- (tan (+ eps x)) (tan x))
11.0ms
(tan (+ eps x))

series277.0ms

Counts
2 → 6
Calls
2 calls:
197.0ms
(- (tan (+ eps x)) (tan x))
80.0ms
(tan (+ eps x))

simplify758.0ms

Counts
47 → 47
Iterations
IterNodes
done5000
2698
1196
094

prune286.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 12.6b

localize50.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (tan eps) (tan x))
0.1b
(fma (- (tan eps)) (tan x) 1)
0.1b
(/ (+ (tan eps) (tan x)) (fma (- (tan eps)) (tan x) 1))
2.1b
(- (/ (+ (tan eps) (tan x)) (fma (- (tan eps)) (tan x) 1)) (tan x))

rewrite165.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity
67×add-sqr-sqrt
62×add-cube-cbrt
61×times-frac
48×prod-diff
17×distribute-lft-out
16×fma-neg
add-log-exp
add-cbrt-cube add-exp-log
tan-quot div-inv
expm1-log1p-u pow1 log1p-expm1-u associate-/l*
associate-/r* fma-def associate-/l/
flip3-+ frac-add flip-+ difference-of-squares
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg flip3-- diff-log div-exp frac-sub fma-udef flip-- distribute-lft-out--
Counts
4 → 146
Calls
4 calls:
14.0ms
(+ (tan eps) (tan x))
1.0ms
(fma (- (tan eps)) (tan x) 1)
42.0ms
(/ (+ (tan eps) (tan x)) (fma (- (tan eps)) (tan x) 1))
98.0ms
(- (/ (+ (tan eps) (tan x)) (fma (- (tan eps)) (tan x) 1)) (tan x))

series1.3s

Counts
4 → 12
Calls
4 calls:
125.0ms
(+ (tan eps) (tan x))
190.0ms
(fma (- (tan eps)) (tan x) 1)
338.0ms
(/ (+ (tan eps) (tan x)) (fma (- (tan eps)) (tan x) 1))
612.0ms
(- (/ (+ (tan eps) (tan x)) (fma (- (tan eps)) (tan x) 1)) (tan x))

simplify1.7s

Counts
158 → 158
Iterations
IterNodes
done5000
21729
1453
0196

prune851.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 12.0b

localize112.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (sin eps) (cos eps))
0.2b
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
0.2b
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
3.5b
(- (/ (/ (sin x) (cos x)) (- 1 (* (/ (sin x) (cos x)) (/ (sin eps) (cos eps))))) (/ (sin x) (cos x)))

rewrite325.0ms

Algorithm
rewrite-expression-head
Rules
1393×times-frac
890×add-sqr-sqrt
851×*-un-lft-identity
845×add-cube-cbrt
585×prod-diff
106×div-inv
45×fma-neg
30×add-cbrt-cube add-exp-log
28×associate-/r/
26×associate-*r* associate-*l*
15×flip3-- flip--
cbrt-undiv div-exp
pow1 prod-exp cbrt-unprod unswap-sqr
add-log-exp difference-of-squares
expm1-log1p-u log1p-expm1-u
associate-/r* associate-/l*
frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative distribute-lft-out--
quot-tan clear-num sub-neg frac-2neg diff-log frac-sub
Counts
4 → 787
Calls
4 calls:
8.0ms
(/ (sin eps) (cos eps))
23.0ms
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
23.0ms
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
142.0ms
(- (/ (/ (sin x) (cos x)) (- 1 (* (/ (sin x) (cos x)) (/ (sin eps) (cos eps))))) (/ (sin x) (cos x)))

series645.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(/ (sin eps) (cos eps))
125.0ms
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
132.0ms
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
367.0ms
(- (/ (/ (sin x) (cos x)) (- 1 (* (/ (sin x) (cos x)) (/ (sin eps) (cos eps))))) (/ (sin x) (cos x)))

simplify1.2s

Counts
799 → 799
Iterations
IterNodes
done5000
12246
0939

prune5.9s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 11.8b

localize76.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (sin eps) (cos eps))
0.2b
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
0.3b
(* (sin x) (/ (sin eps) (cos eps)))
3.5b
(- (/ (/ (sin x) (cos x)) (- 1 (* (/ (sin x) (cos x)) (/ (sin eps) (cos eps))))) (/ (sin x) (cos x)))

rewrite294.0ms

Algorithm
rewrite-expression-head
Rules
1381×times-frac
877×add-sqr-sqrt
845×*-un-lft-identity
839×add-cube-cbrt
585×prod-diff
105×div-inv
45×fma-neg
28×associate-/r/
26×associate-*r*
23×add-cbrt-cube add-exp-log
16×associate-*l*
15×flip3-- flip--
pow1
cbrt-undiv div-exp prod-exp cbrt-unprod add-log-exp difference-of-squares unswap-sqr
expm1-log1p-u log1p-expm1-u
associate-/r* associate-/l*
pow-prod-down associate-*r/ *-commutative distribute-lft-out--
frac-times quot-tan clear-num sub-neg frac-2neg diff-log associate-*l/ frac-sub
Counts
4 → 769
Calls
4 calls:
12.0ms
(/ (sin eps) (cos eps))
27.0ms
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
26.0ms
(* (sin x) (/ (sin eps) (cos eps)))
137.0ms
(- (/ (/ (sin x) (cos x)) (- 1 (* (/ (sin x) (cos x)) (/ (sin eps) (cos eps))))) (/ (sin x) (cos x)))

series618.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(/ (sin eps) (cos eps))
138.0ms
(* (/ (sin x) (cos x)) (/ (sin eps) (cos eps)))
130.0ms
(* (sin x) (/ (sin eps) (cos eps)))
327.0ms
(- (/ (/ (sin x) (cos x)) (- 1 (* (/ (sin x) (cos x)) (/ (sin eps) (cos eps))))) (/ (sin x) (cos x)))

simplify1.1s

Counts
781 → 781
Iterations
IterNodes
done5000
12350
0973

prune5.8s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 11.8b

regimes260.0ms

Accuracy

0% (0.3b remaining)

Error of 13.0b against oracle of 12.6b and baseline of 13.0b

bsearch0.0ms

simplify5.0ms

Iterations
IterNodes
done41
241
138
028

end0.0ms

sample8.9s

Algorithm
intervals
Results
4.3s3324×body1280valid
1.9s637×body2560valid
1.5s1870×body640valid
439.0ms335×body160valid
367.0ms731×body320valid
152.0ms1103×body80valid