Details

Time bar (total: 35.7s)

sample169.0ms

Algorithm
intervals
Results
23.0ms200×body80valid
22.0ms34×body1280valid
14.0ms22×body2560valid
10.0ms104×body80nan
4.0ms11×body640valid
2.0msbody5120valid
1.0msbody320valid
0.0msbody160valid

simplify95.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
94.0ms
(/ (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 30.0b

localize30.0ms

Local error

Found 4 expressions with local error:

20.6b
(sqrt (- (* b_2 b_2) (* a c)))
1.4b
(- (* b_2 b_2) (* a c))
0.3b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.1b
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
51×add-sqr-sqrt
40×*-un-lft-identity
30×add-cube-cbrt
20×sqrt-prod
19×prod-diff
18×times-frac
10×difference-of-squares
add-log-exp
fma-neg
add-cbrt-cube add-exp-log associate-/l*
pow1 distribute-lft-out--
expm1-log1p-u flip3-- insert-posit16 log1p-expm1-u flip--
associate-/r*
sub-neg sqrt-div diff-log associate-/l/
cbrt-undiv rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 div-sub div-exp div-inv
Counts
4 → 122
Calls
4 calls:
Slowest
71.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
40.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
12.0ms
(sqrt (- (* b_2 b_2) (* a c)))
9.0ms
(- (* b_2 b_2) (* a c))

series578.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
164.0ms
(- (* b_2 b_2) (* a c))
160.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
135.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
118.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify5.8s

Counts
116 → 134
Calls
116 calls:
Slowest
497.0ms
(- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* b_2 b_2))
350.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
288.0ms
(- (pow (sqrt (- (* b_2 b_2) (* a c))) 3) (pow b_2 3))
286.0ms
(/ (* (* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (* (* a a) a))
249.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))

prune1.5s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 6.9b

localize27.0ms

Local error

Found 4 expressions with local error:

20.6b
(sqrt (- (* b_2 b_2) (* a c)))
1.4b
(- (* b_2 b_2) (* a c))
0.3b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.2b
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))

rewrite201.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
32×*-un-lft-identity
27×add-cube-cbrt
19×prod-diff
17×sqrt-prod
13×associate-*r* add-exp-log
11×times-frac
add-cbrt-cube
add-log-exp
pow1 fma-neg
associate-*l*
flip3-- flip--
expm1-log1p-u prod-exp insert-posit16 log1p-expm1-u difference-of-squares
unswap-sqr
frac-times sub-neg sqrt-div diff-log div-exp associate-*l/ cbrt-unprod distribute-lft-out--
cbrt-undiv rem-sqrt-square rec-exp sqrt-pow1 pow1/2 1-exp pow-prod-down associate-*r/ un-div-inv *-commutative div-inv
Counts
4 → 123
Calls
4 calls:
Slowest
126.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
49.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
13.0ms
(- (* b_2 b_2) (* a c))
10.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series340.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
117.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
95.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
91.0ms
(sqrt (- (* b_2 b_2) (* a c)))
36.0ms
(- (* b_2 b_2) (* a c))

simplify6.8s

Counts
105 → 135
Calls
105 calls:
Slowest
838.0ms
(* (+ (* (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))) a)
577.0ms
(* (* (* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (* (* (/ 1 a) (/ 1 a)) (/ 1 a)))
352.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
280.0ms
(* (- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* b_2 b_2)) 1)
269.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))

prune1.4s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 6.9b

localize21.0ms

Local error

Found 4 expressions with local error:

20.6b
(sqrt (- (* b_2 b_2) (* a c)))
14.4b
(/ (- 0 (* a c)) a)
1.4b
(- (* b_2 b_2) (* a c))
0.7b
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
17×*-un-lft-identity
16×add-sqr-sqrt
15×add-cube-cbrt
times-frac
add-log-exp
fma-def add-cbrt-cube add-exp-log sqrt-prod
pow1
expm1-log1p-u insert-posit16 log1p-expm1-u
associate-/r* flip3-- flip-- associate-/l*
sqrt-div associate-/l/
cbrt-undiv +-commutative rem-sqrt-square clear-num sum-log sub-neg frac-2neg sqrt-pow1 flip3-+ pow1/2 fma-neg diff-log div-sub div-exp prod-diff distribute-frac-neg flip-+ div-inv distribute-lft-out sub0-neg
Counts
4 → 90
Calls
4 calls:
Slowest
49.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
15.0ms
(sqrt (- (* b_2 b_2) (* a c)))
14.0ms
(- (* b_2 b_2) (* a c))
11.0ms
(/ (- 0 (* a c)) a)

series253.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
95.0ms
(sqrt (- (* b_2 b_2) (* a c)))
78.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
65.0ms
(- (* b_2 b_2) (* a c))
15.0ms
(/ (- 0 (* a c)) a)

simplify5.2s

Counts
57 → 102
Calls
57 calls:
Slowest
1.6s
(/ (* (* (- 0 (* a c)) (- 0 (* a c))) (- 0 (* a c))) (* (* a a) a))
355.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
324.0ms
(- (pow 0 3) (pow (* a c) 3))
262.0ms
(- b_2 (* 1/2 (/ (* a c) b_2)))
224.0ms
(- (* 2 b_2) (* 1/2 (/ (* a c) b_2)))

prune1.2s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 6.9b

localize33.0ms

Local error

Found 4 expressions with local error:

20.6b
(sqrt (- (* b_2 b_2) (* a c)))
1.4b
(- (* b_2 b_2) (* a c))
0.7b
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.3b
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))

rewrite90.0ms

Algorithm
rewrite-expression-head
Rules
57×*-un-lft-identity
40×times-frac
34×add-sqr-sqrt
33×add-cube-cbrt
15×distribute-lft-neg-in distribute-rgt-neg-in
12×distribute-lft-out
10×associate-/l*
add-log-exp
fma-def add-cbrt-cube add-exp-log sqrt-prod
pow1 neg-mul-1
expm1-log1p-u associate-/r* insert-posit16 log1p-expm1-u
flip3-+ flip3-- sqrt-div associate-/r/ flip-+ flip--
neg-sub0 cbrt-undiv +-commutative rem-sqrt-square clear-num sum-log sub-neg frac-2neg sqrt-pow1 pow1/2 fma-neg diff-log div-sub div-exp prod-diff distribute-frac-neg div-inv
Counts
4 → 129
Calls
4 calls:
Slowest
37.0ms
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))
28.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
14.0ms
(sqrt (- (* b_2 b_2) (* a c)))
8.0ms
(- (* b_2 b_2) (* a c))

series516.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
261.0ms
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))
107.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
84.0ms
(sqrt (- (* b_2 b_2) (* a c)))
64.0ms
(- (* b_2 b_2) (* a c))

simplify5.6s

Counts
126 → 141
Calls
126 calls:
Slowest
418.0ms
(+ (* (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)))
338.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
315.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
276.0ms
(- (* 2 b_2) (* 1/2 (/ (* a c) b_2)))
225.0ms
(- b_2 (* 1/2 (/ (* a c) b_2)))

prune1.4s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 6.9b

regimes313.0ms

Accuracy

80.8% (4.5b remaining)

Error of 10.2b against oracle of 5.8b and baseline of 29.1b

bsearch209.0ms

end0.0ms

sample3.8s

Algorithm
intervals
Results
834.0ms5763×body80valid
744.0ms1113×body2560valid
636.0ms885×body1280valid
632.0ms485×body640valid
409.0ms2953×body80nan
122.0ms115×body5120valid
67.0ms229×body320valid
22.0ms117×body160valid