Details

Time bar (total: 35.7s)

sample660.0ms

Algorithm
intervals
Results
210.0ms357×body80nan
85.0ms28×body1280valid
61.0ms26×body320valid
43.0ms161×body80valid
41.0ms31×body1280nan
35.0ms30×body640valid
24.0ms23×body640nan
7.0msbody320nan
5.0ms11×body160valid
1.0msbody160nan

simplify1.4s

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

prune36.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 41.4b

localize81.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (* (sqrt 2) t) (sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))))
0.4b
(* (sqrt 2) t)
13.3b
(- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))
19.8b
(sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l)))

rewrite239.0ms

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:
89.0ms
(/ (* (sqrt 2) t) (sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))))
15.0ms
(* (sqrt 2) t)
58.0ms
(- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))
73.0ms
(sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l)))

series2.8s

Counts
4 → 12
Calls
4 calls:
506.0ms
(/ (* (sqrt 2) t) (sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))))
78.0ms
(* (sqrt 2) t)
263.0ms
(- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l))
1.9s
(sqrt (- (* (/ (+ x 1) (- x 1)) (+ (* l l) (* 2 (* t t)))) (* l l)))

simplify6.4s

Counts
106 → 106
Iterations
IterNodes
38091
21703
1467
0181

prune1.3s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 6.1b

localize53.0ms

Local error

Found 4 expressions with local error:

5.4b
(fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t))))
7.8b
(/ x (* t t))
8.1b
(/ (* l l) x)
25.7b
(sqrt (fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t)))))

rewrite18.0ms

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:
0.0ms
(fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t))))
7.0ms
(/ x (* t t))
9.0ms
(/ (* l l) x)
1.0ms
(sqrt (fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t)))))

series561.0ms

Counts
4 → 12
Calls
4 calls:
90.0ms
(fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t))))
40.0ms
(/ x (* t t))
35.0ms
(/ (* l l) x)
397.0ms
(sqrt (fma 2 (fma t t (/ (* l l) x)) (/ 4 (/ x (* t t)))))

simplify1.2s

Counts
87 → 87
Iterations
IterNodes
33091
2872
1300
0135

prune1.1s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 2.7b

localize73.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (* (sqrt 2) t) (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))))
0.4b
(* (sqrt 2) t)
1.0b
(fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))
25.7b
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))

rewrite39.0ms

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*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
associate-*r*
cbrt-undiv div-exp prod-exp cbrt-unprod unswap-sqr
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 pow-prod-down *-commutative fma-udef div-inv associate-/l*
Counts
4 → 82
Calls
4 calls:
21.0ms
(/ (* (sqrt 2) t) (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))))
14.0ms
(* (sqrt 2) t)
0.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))
3.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))

series841.0ms

Counts
4 → 12
Calls
4 calls:
192.0ms
(/ (* (sqrt 2) t) (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))))
69.0ms
(* (sqrt 2) t)
76.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))
503.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))

simplify1.6s

Counts
94 → 94
Iterations
IterNodes
33662
2858
1289
0133

prune1.4s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 2.7b

localize37.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ 1 (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))))
0.5b
(* (* (sqrt 2) t) (/ 1 (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))))
1.0b
(fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))
25.7b
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
34×add-sqr-sqrt
33×*-un-lft-identity add-cube-cbrt
30×add-exp-log
24×sqrt-prod
22×associate-*r*
18×add-cbrt-cube
12×pow1 prod-exp
associate-/r* div-exp cbrt-unprod
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
cbrt-undiv rec-exp 1-exp pow-prod-down pow-flip associate-/l*
sqrt-pow1 pow1/2 div-inv
rem-sqrt-square clear-num frac-2neg associate-*l* associate-*r/ un-div-inv *-commutative fma-udef inv-pow
Counts
4 → 125
Calls
4 calls:
5.0ms
(/ 1 (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))))
28.0ms
(* (* (sqrt 2) t) (/ 1 (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))))
0.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))
1.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))

series910.0ms

Counts
4 → 12
Calls
4 calls:
179.0ms
(/ 1 (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))))
185.0ms
(* (* (sqrt 2) t) (/ 1 (sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))))
117.0ms
(fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x))))
429.0ms
(sqrt (fma (/ l (/ x l)) 2 (* (* t t) (+ 2 (/ 4 x)))))

simplify2.2s

Counts
137 → 137
Iterations
IterNodes
33804
21178
1427
0171

prune1.8s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 2.7b

regimes474.0ms

Accuracy

76.5% (5.5b remaining)

Error of 9.3b against oracle of 3.9b and baseline of 27.1b

bsearch2.1s

Steps
ItersRangePoint
8
1.6979862654485535e+131
3.234643949939514e+134
3.228763357777958e+132
10
1.783144167995163e-169
5.475896828624431e-155
4.752330698039452e-164
6
6.116042014021991e-195
5.396120080276413e-194
2.330241086706517e-194
10
-2.791851584579815e-267
-4.0855492648655506e-284
-4.983948587970619e-272
9
-2.3113061451997505e-162
-2.0386708656630003e-168
-1.5159399738466835e-163
6
-8.221488516676519e+124
-1.629530846283491e+124
-2.2951730784916024e+124

simplify52.0ms

Iterations
IterNodes
266
166
055

end0.0ms

sample8.4s

Algorithm
intervals
Results
2.1s10045×body80nan
1.4s5067×body80valid
1.2s1040×body640valid
1.1s872×body1280valid
670.0ms589×body1280nan
542.0ms591×body640nan
463.0ms643×body320valid
176.0ms328×body320nan
138.0ms378×body160valid
67.0ms193×body160nan