Details

Time bar (total: 3.4s)

sample51.0ms

Algorithm
intervals
Results
9.0ms151×body160valid
9.0ms526×pre80true
8.0ms270×body80nan
4.0ms50×body320valid
2.0ms55×body80valid

simplify12.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0229
1439
2839
31109
41189
51189

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 43.1b

localize13.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* b b) (* (* 3.0 a) c))
0.2b
(* (* 3.0 a) c)
0.3b
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
36.2b
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

rewrite114.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
14×add-exp-log add-cbrt-cube
10×add-sqr-sqrt add-cube-cbrt fma-def add-log-exp
9×pow1
6×distribute-rgt-neg-in distribute-lft-out
5×times-frac associate-/l*
4×expm1-log1p-u prod-exp cbrt-unprod log1p-expm1-u
3×distribute-lft-neg-in associate-*r* pow-prod-down
2×cbrt-undiv neg-sub0 associate-+l- flip3-+ div-exp sum-log flip-+ associate-/l/
1×+-commutative neg-mul-1 sub-neg flip3-- frac-2neg fma-neg diff-log div-sub associate-*l* prod-diff neg-log clear-num associate-/r* *-commutative flip-- div-inv
Counts
4 → 93
Calls
4 calls:
9.0ms
(- (* b b) (* (* 3.0 a) c))
16.0ms
(* (* 3.0 a) c)
65.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
22.0ms
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

series249.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(- (* b b) (* (* 3.0 a) c))
20.0ms
(* (* 3.0 a) c)
108.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
77.0ms
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

simplify60.0ms

Algorithm
egg-herbie
Counts
105 → 105
Iterations

Useful iterations: 2 (53.0ms)

IterNodesCost
0449785
12075672
25002663

prune248.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 5.4b

localize4.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Algorithm
egg-herbie
Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000

prune31.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 5.4b

localize7.0ms

Local error

Found 3 expressions with local error:

0.3b
(/ (* a c) b)
0.3b
(* -1.5 (/ (* a c) b))
0.4b
(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
49×add-exp-log add-cbrt-cube
17×prod-exp cbrt-unprod
16×cbrt-undiv div-exp
10×add-sqr-sqrt
8×add-cube-cbrt *-un-lft-identity
7×times-frac associate-*r*
5×pow1
4×associate-/r*
3×expm1-log1p-u associate-*l* log1p-expm1-u div-inv add-log-exp
2×frac-2neg associate-*r/ clear-num associate-/l*
1×pow-prod-down *-commutative associate-/l/ unswap-sqr
Counts
3 → 84
Calls
3 calls:
9.0ms
(/ (* a c) b)
17.0ms
(* -1.5 (/ (* a c) b))
23.0ms
(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

series73.0ms

Counts
3 → 9
Calls
3 calls:
20.0ms
(/ (* a c) b)
29.0ms
(* -1.5 (/ (* a c) b))
24.0ms
(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

simplify56.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (12.0ms)

IterNodesCost
0383531
12513389
25002389

prune175.0ms

Pruning

28 alts after pruning (27 fresh and 1 done)

Merged error: 5.3b

localize7.0ms

Local error

Found 2 expressions with local error:

0.4b
(* (* a -1.5) (/ c b))
0.4b
(/ (* (* a -1.5) (/ c b)) (* 3.0 a))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
55×add-exp-log add-cbrt-cube
23×prod-exp cbrt-unprod
16×cbrt-undiv div-exp
13×associate-*r*
10×times-frac
9×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
7×pow1
3×pow-prod-down
2×expm1-log1p-u associate-*r/ log1p-expm1-u div-inv add-log-exp
1×frac-2neg associate-*l* clear-num associate-/r* *-commutative associate-/l/ associate-/l*
Counts
2 → 71
Calls
2 calls:
22.0ms
(* (* a -1.5) (/ c b))
27.0ms
(/ (* (* a -1.5) (/ c b)) (* 3.0 a))

series52.0ms

Counts
2 → 6
Calls
2 calls:
30.0ms
(* (* a -1.5) (/ c b))
21.0ms
(/ (* (* a -1.5) (/ c b)) (* 3.0 a))

simplify68.0ms

Algorithm
egg-herbie
Counts
77 → 77
Iterations

Useful iterations: 1 (13.0ms)

IterNodesCost
0436520
12966364
25003364

prune94.0ms

Pruning

31 alts after pruning (30 fresh and 1 done)

Merged error: 5.3b

regimes485.0ms

Accuracy

30.9% (4.7b remaining)

Error of 9.7b against oracle of 5.0b and baseline of 11.8b

bsearch4.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02727
12727

end0.0ms

sample1.5s

Algorithm
intervals
Results
294.0ms4909×body160valid
271.0ms16286×pre80true
246.0ms8286×body80nan
120.0ms1326×body320valid
56.0ms1765×body80valid