Details

Time bar (total: 23.2s)

sample80.0ms

Algorithm
intervals
Results
22.0ms192×body80valid
18.0ms31×body1280valid
12.0ms256×pre80true
11.0ms25×body640valid
1.0msbody320valid
1.0msbody160valid

simplify5.3s

Counts
1 → 1
Iterations
IterNodes
95824
94824
93820
92818
91812
90807
89805
88798
87795
86789
85786
84780
83777
82771
81768
80762
79759
78753
77750
76744
75741
74735
73732
72726
71723
70717
69714
68708
67705
66699
65696
64690
63687
62681
61678
60672
59669
58663
57660
56654
55651
54645
53642
52636
51633
50627
49624
48618
47615
46609
45606
44600
43597
42591
41588
40582
39579
38573
37570
36564
35561
34555
33552
32546
31543
30537
29534
28528
27525
26519
25516
24510
23507
22501
21498
20492
19489
18483
17480
16474
15471
14466
13455
12442
11411
10350
9254
8189
7164
6140
5112
469
350
233
120
010

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.8b

localize33.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- beta alpha) (+ (+ alpha beta) 2.0))
0.9b
(+ (/ (- beta alpha) (+ (+ alpha beta) 2.0)) 1.0)

rewrite257.0ms

Algorithm
rewrite-expression-head
Rules
58×*-un-lft-identity
26×add-sqr-sqrt
25×times-frac
19×distribute-lft-out
14×add-cube-cbrt
distribute-lft-out-- difference-of-squares
associate-/r* associate-/l*
add-cbrt-cube add-exp-log add-log-exp
pow1 flip3-+ div-sub associate-/r/ flip-+ insert-posit16 associate-/l/
cbrt-undiv +-commutative clear-num sum-log frac-2neg flip3-- div-exp associate-+l- div-inv flip--
Counts
2 → 67
Calls
2 calls:
61.0ms
(/ (- beta alpha) (+ (+ alpha beta) 2.0))
194.0ms
(+ (/ (- beta alpha) (+ (+ alpha beta) 2.0)) 1.0)

series153.0ms

Counts
2 → 6
Calls
2 calls:
57.0ms
(/ (- beta alpha) (+ (+ alpha beta) 2.0))
95.0ms
(+ (/ (- beta alpha) (+ (+ alpha beta) 2.0)) 1.0)

simplify1.1s

Counts
73 → 73
Iterations
IterNodes
33052
2951
1326
0126

prune658.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 14.4b

localize46.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))
0.0b
(/ alpha (+ (+ alpha beta) 2.0))
0.0b
(/ beta (+ (+ alpha beta) 2.0))
0.9b
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)

rewrite578.0ms

Algorithm
rewrite-expression-head
Rules
71×*-un-lft-identity
34×add-sqr-sqrt
32×times-frac
24×add-cube-cbrt distribute-lft-out
11×add-log-exp
10×associate-/r*
add-cbrt-cube add-exp-log
associate-/l*
pow1 diff-log associate-/r/ insert-posit16 distribute-lft-out-- difference-of-squares
sub-neg flip3-- flip--
cbrt-undiv clear-num frac-2neg flip3-+ div-exp frac-sub flip-+ div-inv associate--r+
associate--r-
Counts
4 → 115
Calls
4 calls:
348.0ms
(- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))
47.0ms
(/ alpha (+ (+ alpha beta) 2.0))
35.0ms
(/ beta (+ (+ alpha beta) 2.0))
144.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)

series338.0ms

Counts
4 → 12
Calls
4 calls:
79.0ms
(- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))
71.0ms
(/ alpha (+ (+ alpha beta) 2.0))
69.0ms
(/ beta (+ (+ alpha beta) 2.0))
120.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)

simplify1.6s

Counts
127 → 127
Iterations
IterNodes
34620
21261
1453
0197

prune1.3s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 2.4b

localize49.0ms

Local error

Found 4 expressions with local error:

0.8b
(cbrt (+ (+ alpha beta) 2.0))
0.8b
(cbrt (+ (+ alpha beta) 2.0))
0.8b
(cbrt (+ (+ alpha beta) 2.0))
0.9b
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)

rewrite172.0ms

Algorithm
rewrite-expression-head
Rules
24×*-un-lft-identity
15×cbrt-prod
12×add-sqr-sqrt
distribute-lft-out
add-cube-cbrt
cbrt-div add-log-exp
pow1 add-cbrt-cube add-exp-log insert-posit16
flip3-+ pow1/3 flip-+
difference-of-squares
sub-neg times-frac flip3-- diff-log flip-- distribute-lft-out--
Counts
4 → 64
Calls
4 calls:
11.0ms
(cbrt (+ (+ alpha beta) 2.0))
11.0ms
(cbrt (+ (+ alpha beta) 2.0))
11.0ms
(cbrt (+ (+ alpha beta) 2.0))
139.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)

series502.0ms

Counts
4 → 12
Calls
4 calls:
140.0ms
(cbrt (+ (+ alpha beta) 2.0))
151.0ms
(cbrt (+ (+ alpha beta) 2.0))
119.0ms
(cbrt (+ (+ alpha beta) 2.0))
91.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)

simplify2.8s

Counts
76 → 76
Iterations
IterNodes
46446
31987
2696
1282
0122

prune1.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 2.4b

localize45.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ beta (+ (+ alpha beta) 2.0))
0.6b
(exp (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
0.9b
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
12.5b
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))

rewrite842.0ms

Algorithm
rewrite-expression-head
Rules
49×*-un-lft-identity
32×add-sqr-sqrt
18×times-frac
17×add-cube-cbrt
14×log-prod
12×distribute-lft-out
log-div
exp-sum add-exp-log distribute-lft-out--
pow1 add-cbrt-cube add-log-exp difference-of-squares
associate-/r* flip3-- flip--
exp-prod exp-diff frac-sub insert-posit16
associate-/l*
associate-/r/ log-pow
cbrt-undiv clear-num sub-neg frac-2neg flip3-+ diff-log div-exp rem-log-exp flip-+ div-inv rem-exp-log
Counts
4 → 99
Calls
4 calls:
46.0ms
(/ beta (+ (+ alpha beta) 2.0))
234.0ms
(exp (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
215.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
344.0ms
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))

series447.0ms

Counts
4 → 12
Calls
4 calls:
63.0ms
(/ beta (+ (+ alpha beta) 2.0))
83.0ms
(exp (log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0))))
113.0ms
(- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)
188.0ms
(log (- (/ beta (+ (+ alpha beta) 2.0)) (- (/ alpha (+ (+ alpha beta) 2.0)) 1.0)))

simplify1.7s

Counts
111 → 111
Iterations
IterNodes
34569
21269
1475
0215

prune1.3s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 2.4b

regimes115.0ms

Accuracy

77.2% (3.0b remaining)

Error of 6.1b against oracle of 3.1b and baseline of 16.3b

bsearch70.0ms

Steps
ItersRangePoint
7
99224067.58285892
3460094477.402765
457427713.59383404

simplify12.0ms

Iterations
IterNodes
241
141
036

end0.0ms

sample2.5s

Algorithm
intervals
Results
949.0ms5772×body80valid
531.0ms878×body1280valid
381.0ms8000×pre80true
337.0ms757×body640valid
108.0ms394×body320valid
35.0ms199×body160valid