Details

Time bar (total: 47.4s)

sample68.0ms

Algorithm
intervals
Results
29.0ms256×body80valid
8.0ms256×pre80true

simplify1.5s

Counts
1 → 1
Iterations
IterNodes
done5001
31807
2295
160
017

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 54.0b

localize54.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* beta alpha) (* i (+ (+ alpha beta) i)))
0.1b
(* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i))))
37.0b
(/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))) (- (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))) 1.0))
45.8b
(/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))))

rewrite609.0ms

Algorithm
rewrite-expression-head
Rules
59×add-cbrt-cube add-exp-log
58×times-frac
50×associate-/r/
49×flip3-+ flip-+
38×add-sqr-sqrt
32×frac-times
28×associate-*r/
24×*-un-lft-identity add-cube-cbrt
21×prod-exp cbrt-unprod
19×cbrt-undiv div-exp
16×associate-*l/
14×associate-/l* difference-of-squares
pow1 associate-/l/
div-inv
add-log-exp
associate-/r*
expm1-log1p-u log1p-expm1-u
associate-*r* pow-prod-down
distribute-rgt-in associate-+r+ clear-num frac-2neg distribute-lft-in
+-commutative sum-log fma-def flip3-- associate-*l* *-commutative flip--
Counts
4 → 187
Calls
4 calls:
29.0ms
(+ (* beta alpha) (* i (+ (+ alpha beta) i)))
115.0ms
(* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i))))
284.0ms
(/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))) (- (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))) 1.0))
165.0ms
(/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))))

series1.8s

Counts
4 → 12
Calls
4 calls:
50.0ms
(+ (* beta alpha) (* i (+ (+ alpha beta) i)))
163.0ms
(* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i))))
1.2s
(/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))) (- (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))) 1.0))
308.0ms
(/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))))

simplify1.7s

Counts
199 → 199
Iterations
IterNodes
done5000
11262
0347

prune1.5s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 35.3b

localize38.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
0.1b
(* (/ (/ (* i (+ (+ alpha beta) i)) (+ (+ alpha beta) (* 2.0 i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
35.6b
(/ (* i (+ (+ alpha beta) i)) (+ (+ alpha beta) (* 2.0 i)))
36.1b
(/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i)))

rewrite1.6s

Algorithm
rewrite-expression-head
Rules
366×times-frac
300×add-sqr-sqrt
235×*-un-lft-identity
155×add-cube-cbrt
96×associate-*r*
70×add-cbrt-cube add-exp-log
62×difference-of-squares
44×associate-/r/
42×associate-*l*
33×cbrt-undiv div-exp
31×sqrt-prod distribute-lft-out--
22×flip3-+ flip-+ div-inv
19×associate-/l*
16×prod-exp cbrt-unprod
12×associate-/r*
distribute-lft-out
pow1 unswap-sqr
associate-/l/
expm1-log1p-u log1p-expm1-u add-log-exp
clear-num frac-2neg associate-*r/
flip3-- flip--
frac-times pow-prod-down associate-*l/ *-commutative
Counts
4 → 372
Calls
4 calls:
317.0ms
(/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
972.0ms
(* (/ (/ (* i (+ (+ alpha beta) i)) (+ (+ alpha beta) (* 2.0 i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
83.0ms
(/ (* i (+ (+ alpha beta) i)) (+ (+ alpha beta) (* 2.0 i)))
165.0ms
(/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i)))

series4.0s

Counts
4 → 12
Calls
4 calls:
462.0ms
(/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
3.3s
(* (/ (/ (* i (+ (+ alpha beta) i)) (+ (+ alpha beta) (* 2.0 i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
117.0ms
(/ (* i (+ (+ alpha beta) i)) (+ (+ alpha beta) (* 2.0 i)))
166.0ms
(/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i)))

simplify2.2s

Counts
384 → 384
Iterations
IterNodes
done5001
11811
0509

prune2.8s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 35.3b

localize40.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
0.0b
(/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
0.1b
(* (/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
36.1b
(/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i)))

rewrite2.3s

Algorithm
rewrite-expression-head
Rules
1852×times-frac
1455×*-un-lft-identity
892×add-sqr-sqrt
714×add-cube-cbrt
380×distribute-lft-out
278×associate-*l*
99×associate-/r/
96×associate-*r*
86×associate-/l*
74×add-cbrt-cube add-exp-log
62×difference-of-squares
54×div-inv
44×flip3-+ flip-+
40×cbrt-undiv div-exp
31×sqrt-prod distribute-lft-out--
13×associate-/r*
12×prod-exp cbrt-unprod unswap-sqr
pow1
expm1-log1p-u log1p-expm1-u add-log-exp associate-/l/
clear-num frac-2neg
flip3-- flip--
frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
4 → 952
Calls
4 calls:
318.0ms
(/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
340.0ms
(/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
1.3s
(* (/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
161.0ms
(/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i)))

series4.3s

Counts
4 → 12
Calls
4 calls:
372.0ms
(/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
452.0ms
(/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))
3.3s
(* (/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i))) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
169.0ms
(/ (+ (* beta alpha) (* i (+ (+ alpha beta) i))) (+ (+ alpha beta) (* 2.0 i)))

simplify3.0s

Counts
964 → 964
Iterations
IterNodes
done5000
13584
01040

prune6.3s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 1.2b

localize44.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (fma 0.25 (+ alpha beta) (* 0.5 i)) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
0.0b
(/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))
0.0b
(/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i)))
0.0b
(/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))

rewrite1.7s

Algorithm
rewrite-expression-head
Rules
1688×times-frac
1426×*-un-lft-identity
705×add-sqr-sqrt
661×add-cube-cbrt
428×distribute-lft-out
278×associate-*l*
80×associate-/r/
74×associate-/l*
52×add-cbrt-cube add-exp-log
45×div-inv
35×flip3-+ flip-+
30×associate-/r*
26×cbrt-undiv div-exp
24×associate-*r*
prod-exp cbrt-unprod unswap-sqr
pow1 difference-of-squares
expm1-log1p-u log1p-expm1-u add-log-exp
clear-num frac-2neg sqrt-prod distribute-lft-out-- associate-/l/
frac-times flip3-- pow-prod-down associate-*l/ associate-*r/ *-commutative flip--
Counts
4 → 850
Calls
4 calls:
1.0s
(* (/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (fma 0.25 (+ alpha beta) (* 0.5 i)) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
153.0ms
(/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))
78.0ms
(/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i)))
338.0ms
(/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))

series1.3s

Counts
4 → 12
Calls
4 calls:
670.0ms
(* (/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))) (/ (fma 0.25 (+ alpha beta) (* 0.5 i)) (- (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0))))
103.0ms
(/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))
120.0ms
(/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i)))
431.0ms
(/ (/ i (/ (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) i))) (+ (+ (+ alpha beta) (* 2.0 i)) (sqrt 1.0)))

simplify2.6s

Counts
862 → 862
Iterations
IterNodes
done5001
12703
0824

prune5.7s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 1.2b

regimes424.0ms

Accuracy

38.3% (9.4b remaining)

Error of 11.4b against oracle of 1.9b and baseline of 17.2b

bsearch105.0ms

Steps
ItersRangePoint
6
3.710562679513184e+121
1.5715503341522111e+122
7.435536344855911e+121

simplify10.0ms

Iterations
IterNodes
done51
151
037

end0.0ms

sample1.8s

Algorithm
intervals
Results
931.0ms8000×body80valid
592.0ms8000×pre80true