Details

Time bar (total: 34.1s)

sample522.0ms

Algorithm
intervals
Results
125.0ms39×body1280valid
60.0ms277×body80nan
49.0ms14×body1280nan
31.0ms37×body640valid
30.0ms140×body80valid
18.0ms28×body320valid
12.0ms14×body640nan
7.0ms11×body320nan
5.0ms12×body160valid
2.0msbody160nan

simplify1.6s

Counts
1 → 1
Iterations
IterNodes
62257
5970
4472
3215
2101
144
018

prune32.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 44.8b

localize47.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (* (sqrt 2) t) (sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))))
0.4b
(* (sqrt 2) t)
16.7b
(- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))
17.8b
(sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l)))

rewrite146.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×sqrt-prod
12×*-un-lft-identity add-cube-cbrt
11×add-cbrt-cube add-exp-log
pow1
associate-/r* times-frac associate-*l* add-log-exp
expm1-log1p-u sqrt-div insert-posit16 log1p-expm1-u
flip3-- associate-*r* flip--
cbrt-undiv div-exp prod-exp associate--l+ associate-/r/ cbrt-unprod unswap-sqr
distribute-rgt-in rem-sqrt-square clear-num sub-neg frac-2neg distribute-lft-in sqrt-pow1 pow1/2 fma-neg diff-log prod-diff pow-prod-down *-commutative div-inv associate-/l*
Counts
4 → 94
Calls
4 calls:
69.0ms
(/ (* (sqrt 2) t) (sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))))
7.0ms
(* (sqrt 2) t)
25.0ms
(- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))
42.0ms
(sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l)))

series2.3s

Counts
4 → 12
Calls
4 calls:
497.0ms
(/ (* (sqrt 2) t) (sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))))
50.0ms
(* (sqrt 2) t)
266.0ms
(- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))
1.5s
(sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l)))

simplify6.1s

Counts
106 → 106
Iterations
IterNodes
38091
21703
1467
0181

prune1.6s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 7.6b

localize67.0ms

Local error

Found 4 expressions with local error:

3.6b
(fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t))))
9.2b
(/ (* l l) x)
9.3b
(/ x (* t t))
26.6b
(sqrt (fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t)))))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
14×add-cbrt-cube add-exp-log
10×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
times-frac
pow1
expm1-log1p-u cbrt-undiv associate-/r* div-exp insert-posit16 log1p-expm1-u associate-/l* add-log-exp
sqrt-prod
clear-num frac-2neg prod-exp cbrt-unprod div-inv
rem-sqrt-square sqrt-pow1 pow1/2 fma-udef
Counts
4 → 75
Calls
4 calls:
9.0ms
(fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t))))
18.0ms
(/ (* l l) x)
14.0ms
(/ x (* t t))
3.0ms
(sqrt (fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t)))))

series527.0ms

Counts
4 → 12
Calls
4 calls:
110.0ms
(fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t))))
21.0ms
(/ (* l l) x)
31.0ms
(/ x (* t t))
365.0ms
(sqrt (fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t)))))

simplify1.2s

Counts
87 → 87
Iterations
IterNodes
33099
2889
1300
0135

prune1.3s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 4.0b

localize51.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ l (/ x l))
0.4b
(* (sqrt 2) t)
0.8b
(fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2)))
26.6b
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2))))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
75×times-frac
55×add-sqr-sqrt
50×*-un-lft-identity add-cube-cbrt
13×associate-/r*
11×add-cbrt-cube add-exp-log
pow1 sqrt-prod
associate-*l*
div-inv
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
cbrt-undiv div-exp associate-*r* associate-/l*
unswap-sqr
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 pow-prod-down prod-exp associate-/r/ *-commutative cbrt-unprod fma-udef
Counts
4 → 125
Calls
4 calls:
11.0ms
(/ l (/ x l))
14.0ms
(* (sqrt 2) t)
0.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2)))
2.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2))))

series652.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(/ l (/ x l))
70.0ms
(* (sqrt 2) t)
98.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2)))
463.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2))))

simplify2.5s

Counts
137 → 137
Iterations
IterNodes
35085
21532
1534
0237

prune1.9s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 4.0b

localize46.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (sqrt (sqrt 2)) (* (sqrt (sqrt 2)) t))
0.3b
(* (sqrt (sqrt 2)) t)
0.8b
(fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2)))
26.6b
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2))))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
24×sqrt-prod
19×add-sqr-sqrt
18×associate-*l*
12×pow1 *-un-lft-identity add-cube-cbrt
11×add-cbrt-cube add-exp-log
expm1-log1p-u associate-*r* pow-prod-down prod-exp cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp
unswap-sqr
*-commutative
rem-sqrt-square sqrt-pow1 pow1/2 fma-udef
Counts
4 → 83
Calls
4 calls:
47.0ms
(* (sqrt (sqrt 2)) (* (sqrt (sqrt 2)) t))
10.0ms
(* (sqrt (sqrt 2)) t)
0.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2)))
1.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2))))

series741.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(* (sqrt (sqrt 2)) (* (sqrt (sqrt 2)) t))
140.0ms
(* (sqrt (sqrt 2)) t)
76.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2)))
471.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ (/ 4 x) 2))))

simplify860.0ms

Counts
95 → 95
Iterations
IterNodes
32392
2726
1273
0124

prune1.4s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 4.0b

regimes621.0ms

Accuracy

78.1% (5.2b remaining)

Error of 9.2b against oracle of 4.0b and baseline of 27.5b

bsearch1.2s

Steps
ItersRangePoint
9
1.3356406669163853e+121
2.4586850594315566e+126
3.7543841451851774e+122
9
5.484666736935185e-166
2.0396808824752205e-160
5.72877141657189e-164
10
1.1525372111554329e-223
4.636776026529116e-210
3.622605389449186e-213
6
-6.778571632960239e+103
-9.951417039093262e+102
-1.9501808158464715e+103

simplify41.0ms

Iterations
IterNodes
462
362
259
156
046

end0.0ms

sample8.5s

Algorithm
intervals
Results
2.5s10002×body80nan
1.6s5128×body80valid
854.0ms1009×body640valid
842.0ms863×body1280valid
800.0ms641×body320valid
558.0ms549×body1280nan
486.0ms608×body640nan
209.0ms351×body320nan
143.0ms359×body160valid
58.0ms182×body160nan