Details

Time bar (total: 25.3s)

sample663.0ms

Algorithm
intervals
Results
40.0ms42×body2560valid
24.0ms30×body1280valid
23.0ms163×body80valid
12.0ms89×body80nan
11.0ms18×body640valid
10.0msbody5120valid
4.0msbody320valid
1.0msbody160valid

simplify87.0ms

Calls
1 calls:
Slowest
86.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 37.7b

localize43.0ms

Local error

Found 4 expressions with local error:

25.3b
(sqrt (- (* b_2 b_2) (* a c)))
0.7b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
0.6b
(- (* b_2 b_2) (* a c))
0.1b
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
25×*-un-lft-identity prod-diff
21×add-cube-cbrt
17×sqrt-prod
add-log-exp
neg-mul-1
associate-/l*
fma-neg
expm1-log1p-u pow1 flip3-- add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u flip-- difference-of-squares
sub-neg sqrt-div diff-log distribute-lft-out-- associate-/l/
associate--l- neg-sub0 rem-sqrt-square clear-num frac-2neg pow1/2 div-sub div-inv
Calls
4 calls:
Slowest
28.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
9.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
5.0ms
(sqrt (- (* b_2 b_2) (* a c)))
3.0ms
(- (* b_2 b_2) (* a c))

series385.0ms

Calls
4 calls:
Slowest
133.0ms
(sqrt (- (* b_2 b_2) (* a c)))
129.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
86.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
38.0ms
(- (* b_2 b_2) (* a c))

simplify6.3s

Calls
84 calls:
Slowest
396.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
373.0ms
(- (* (- b_2) (- b_2)) (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))))
276.0ms
(- (pow (- b_2) 3) (pow (sqrt (- (* b_2 b_2) (* a c))) 3))
224.0ms
(- b_2 (* 1/2 (/ (* a c) b_2)))
216.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))

prune1.3s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 4.2b

localize16.0ms

Local error

Found 4 expressions with local error:

25.3b
(sqrt (- (* b_2 b_2) (* a c)))
14.9b
(/ (* a c) (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
1.0b
(+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
0.6b
(- (* b_2 b_2) (* a c))

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
*-un-lft-identity add-log-exp
add-sqr-sqrt
add-cbrt-cube add-exp-log add-cube-cbrt
expm1-log1p-u pow1 fma-def insert-posit16 log1p-expm1-u
sqrt-prod
flip3-+ flip3-- sqrt-div associate-*r/ associate-/r/ flip-+ flip--
neg-sub0 cbrt-undiv +-commutative rem-sqrt-square clear-num associate-/r* neg-mul-1 sum-log sub-neg frac-2neg times-frac pow1/2 fma-neg diff-log div-exp prod-diff associate-+l- div-inv distribute-lft-out associate-/l*
Calls
4 calls:
Slowest
22.0ms
(/ (* a c) (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
14.0ms
(+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))
5.0ms
(- (* b_2 b_2) (* a c))

series462.0ms

Calls
4 calls:
Slowest
198.0ms
(/ (* a c) (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
104.0ms
(+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
100.0ms
(sqrt (- (* b_2 b_2) (* a c)))
60.0ms
(- (* b_2 b_2) (* a c))

simplify3.6s

Calls
32 calls:
Slowest
833.0ms
(/ (* (* (* a c) (* a c)) (* a c)) (* (* (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c))))) (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c)))))) (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c)))))))
675.0ms
(- (log (* a c)) (log (* a (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c)))))))
413.0ms
(+ (* (- b_2) (- b_2)) (- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
361.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
268.0ms
(- b_2 (* 1/2 (/ (* a c) b_2)))

prune925.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 4.1b

localize17.0ms

Local error

Found 4 expressions with local error:

25.3b
(sqrt (- (* b_2 b_2) (* a c)))
1.0b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.6b
(- (* b_2 b_2) (* a c))
0.1b
(/ c (- (sqrt (- (* b_2 b_2) (* a c))) b_2))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
fma-neg
sqrt-prod add-log-exp
expm1-log1p-u pow1 flip3-- add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u flip--
associate-/r*
sub-neg sqrt-div associate-/r/
rem-sqrt-square clear-num frac-2neg pow1/2 diff-log prod-diff div-inv
Calls
4 calls:
Slowest
30.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))
7.0ms
(/ c (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
3.0ms
(- (* b_2 b_2) (* a c))

series505.0ms

Calls
4 calls:
Slowest
266.0ms
(/ c (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
95.0ms
(sqrt (- (* b_2 b_2) (* a c)))
84.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
60.0ms
(- (* b_2 b_2) (* a c))

simplify2.0s

Calls
31 calls:
Slowest
359.0ms
(+ (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (+ (* b_2 b_2) (* (sqrt (- (* b_2 b_2) (* a c))) b_2)))
351.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
219.0ms
(- b_2 (* 1/2 (/ (* a c) b_2)))
211.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
121.0ms
(- (* 1/2 (/ (* a c) b_2)) (* 2 b_2))

prune944.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 4.0b

localize8.0ms

Local error

Found 4 expressions with local error:

25.3b
(sqrt (- (* b_2 b_2) (* a c)))
1.0b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.6b
(- (* b_2 b_2) (* a c))
0.2b
(/ 1 (/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) c))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
fma-neg
sqrt-prod add-log-exp
pow1 add-exp-log
expm1-log1p-u associate-/r* add-cbrt-cube insert-posit16 log1p-expm1-u
flip3-- flip--
sub-neg sqrt-div div-inv
rem-sqrt-square rec-exp clear-num frac-2neg pow1/2 diff-log prod-diff associate-/r/ pow-flip inv-pow
Calls
4 calls:
Slowest
15.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
10.0ms
(/ 1 (/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) c))
3.0ms
(sqrt (- (* b_2 b_2) (* a c)))
3.0ms
(- (* b_2 b_2) (* a c))

series390.0ms

Calls
4 calls:
Slowest
148.0ms
(/ 1 (/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) c))
99.0ms
(sqrt (- (* b_2 b_2) (* a c)))
89.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
53.0ms
(- (* b_2 b_2) (* a c))

simplify1.9s

Calls
31 calls:
Slowest
429.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
252.0ms
(- b_2 (* 1/2 (/ (* a c) b_2)))
216.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
131.0ms
(- (* 1/2 (/ (* a c) b_2)) (* 2 b_2))
101.0ms
(- (* 1/2 (/ c b_2)) (* 2 (/ b_2 a)))

prune854.0ms

Pruning

13 alts after pruning (10 fresh and 3 done)

Merged error: 4.0b

regimes549.0ms

Accuracy

81.8% (4.3b remaining)

Error of 9.5b against oracle of 5.2b and baseline of 28.7b

bsearch202.0ms

end0.0ms

sample3.9s

Algorithm
intervals
Results
1.0s923×body1280valid
987.0ms1068×body2560valid
762.0ms5750×body80valid
365.0ms2913×body80nan
297.0ms486×body640valid
141.0ms119×body5120valid
81.0ms238×body320valid
29.0ms123×body160valid