Details

Time bar (total: 20.7s)

sample79.0ms

Algorithm
intervals
Results
19.0ms181×body80valid
14.0ms32×body640valid
12.0ms22×body1280valid
11.0ms256×pre80true
4.0ms13×body320valid
2.0msbody160valid

simplify642.0ms

Counts
1 → 1

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 17.7b

localize16.0ms

Local error

Found 3 expressions with local error:

2.2b
(+ (/ (- beta alpha) (+ (+ alpha beta) 2.0)) 1.0)
0.0b
(/ (- beta alpha) (+ (+ alpha beta) 2.0))
0.0b
(+ (+ alpha beta) 2.0)

rewrite216.0ms

Algorithm
rewrite-expression-head
Rules
113×*-un-lft-identity
50×times-frac
49×add-sqr-sqrt
38×distribute-lft-out
35×fma-def
27×add-cube-cbrt
11×distribute-lft-out-- difference-of-squares
10×add-log-exp
associate-/r* add-cbrt-cube add-exp-log associate-/l*
sum-log flip3-+ associate-/r/ flip-+
expm1-log1p-u pow1 insert-posit16 log1p-expm1-u
+-commutative div-sub div-inv associate-/l/
cbrt-undiv associate-+l+ clear-num frac-2neg flip3-- div-exp associate-+l- flip--
Counts
3 → 124
Calls
3 calls:
Slowest
145.0ms
(+ (/ (- beta alpha) (+ (+ alpha beta) 2.0)) 1.0)
35.0ms
(+ (+ alpha beta) 2.0)
31.0ms
(/ (- beta alpha) (+ (+ alpha beta) 2.0))

series180.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
95.0ms
(+ (/ (- beta alpha) (+ (+ alpha beta) 2.0)) 1.0)
72.0ms
(/ (- beta alpha) (+ (+ alpha beta) 2.0))
14.0ms
(+ (+ alpha beta) 2.0)

simplify466.0ms

Counts
127 → 133

prune1.1s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 16.8b

localize26.0ms

Local error

Found 4 expressions with local error:

2.2b
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
0.0b
(/ alpha (+ (+ alpha beta) 2.0))
0.0b
(/ beta (+ (+ alpha beta) 2.0))
0.0b
(- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))

rewrite656.0ms

Algorithm
rewrite-expression-head
Rules
512×*-un-lft-identity
328×add-sqr-sqrt
263×times-frac
252×prod-diff
213×add-cube-cbrt
150×distribute-lft-out
65×associate--r+
46×difference-of-squares
42×fma-neg
32×associate-/r/
25×distribute-lft-out--
16×flip3-+ flip-+ div-inv
11×add-log-exp
10×associate-/r*
add-cbrt-cube add-exp-log
associate-/l*
expm1-log1p-u pow1 diff-log insert-posit16 log1p-expm1-u
sub-neg flip3-- flip--
cbrt-undiv clear-num frac-2neg div-exp frac-sub
associate--r-
Counts
4 → 417
Calls
4 calls:
Slowest
455.0ms
(- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))
143.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
24.0ms
(/ alpha (+ (+ alpha beta) 2.0))
23.0ms
(/ beta (+ (+ alpha beta) 2.0))

series322.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
108.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
83.0ms
(- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))
75.0ms
(/ alpha (+ (+ alpha beta) 2.0))
55.0ms
(/ beta (+ (+ alpha beta) 2.0))

simplify696.0ms

Counts
660 → 429

prune5.0s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 3.4b

localize30.0ms

Local error

Found 4 expressions with local error:

9.1b
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))
2.2b
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
0.7b
(exp (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
0.0b
(/ alpha (+ (+ alpha beta) 2.0))

rewrite843.0ms

Algorithm
rewrite-expression-head
Rules
166×*-un-lft-identity
89×add-sqr-sqrt
78×times-frac
74×add-cube-cbrt
63×prod-diff
48×distribute-lft-out
21×fma-neg
14×log-prod
10×associate-/r/
log-div
exp-sum add-exp-log distribute-lft-out--
pow1 add-cbrt-cube add-log-exp difference-of-squares
associate-/r* flip3-+ flip3-- flip-+ div-inv flip--
expm1-log1p-u exp-prod exp-diff frac-sub insert-posit16 log1p-expm1-u
associate-/l*
log-pow
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-exp rem-log-exp rem-exp-log
Counts
4 → 191
Calls
4 calls:
Slowest
327.0ms
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))
272.0ms
(exp (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
218.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
21.0ms
(/ alpha (+ (+ alpha beta) 2.0))

series477.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
209.0ms
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))
111.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
78.0ms
(exp (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
78.0ms
(/ alpha (+ (+ alpha beta) 2.0))

simplify402.0ms

Counts
306 → 203

prune2.3s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 3.4b

localize33.0ms

Local error

Found 4 expressions with local error:

9.1b
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))
2.2b
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
1.1b
(pow E (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
0.0b
(/ alpha (+ (+ alpha beta) 2.0))

rewrite903.0ms

Algorithm
rewrite-expression-head
Rules
167×*-un-lft-identity
90×add-sqr-sqrt
78×times-frac
75×add-cube-cbrt
63×prod-diff
48×distribute-lft-out
21×fma-neg
14×log-prod
10×associate-/r/
log-div add-exp-log
pow1 unpow-prod-up distribute-lft-out--
add-cbrt-cube add-log-exp difference-of-squares
associate-/r* flip3-+ flip3-- flip-+ div-inv flip--
expm1-log1p-u pow-unpow frac-sub insert-posit16 log1p-expm1-u pow-sub
unpow-prod-down associate-/l*
pow-exp log-pow
pow-to-exp cbrt-undiv e-exp-1 clear-num sub-neg pow-pow frac-2neg diff-log div-exp rem-log-exp sqr-pow
Counts
4 → 198
Calls
4 calls:
Slowest
446.0ms
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))
234.0ms
(pow E (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
187.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
28.0ms
(/ alpha (+ (+ alpha beta) 2.0))

series543.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
208.0ms
(pow E (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
159.0ms
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))
97.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
79.0ms
(/ alpha (+ (+ alpha beta) 2.0))

simplify505.0ms

Counts
318 → 210

prune2.6s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 3.4b

regimes249.0ms

Accuracy

99.1% (0.1b remaining)

Error of 3.2b against oracle of 3.1b and baseline of 16.2b

bsearch8.0ms

end0.0ms

sample2.4s

Algorithm
intervals
Results
729.0ms8000×pre80true
529.0ms5792×body80valid
456.0ms874×body1280valid
342.0ms730×body640valid
99.0ms402×body320valid
32.0ms202×body160valid