Details

Time bar (total: 6.7s)

sample27.0ms

Algorithm
intervals
Results
10.0ms256×body80valid

simplify100.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
03210
17110
218410
338110
468210
5110210
6212210
7433710
8500110

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.5b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ t y) a)
1.9b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
2.2b
(+ (* (+ x y) z) (* (+ t y) a))
27.6b
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

rewrite271.0ms

Algorithm
rewrite-expression-head
Rules
38×*-un-lft-identity
18×add-sqr-sqrt
16×add-cube-cbrt
15×times-frac
13×distribute-lft-out
11×add-log-exp
10×associate-*l/
add-exp-log add-cbrt-cube
flip3-+ flip-+
pow1
associate-/r*
associate-*l* frac-add
associate-*r* associate-/l*
flip3-- diff-log sum-log associate-/r/ flip-- associate-/l/
cbrt-undiv +-commutative sub-neg frac-2neg div-sub div-exp pow-prod-down prod-exp associate--l+ clear-num *-commutative cbrt-unprod div-inv unswap-sqr
Counts
4 → 90
Calls
4 calls:
21.0ms
(* (+ t y) a)
75.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
16.0ms
(+ (* (+ x y) z) (* (+ t y) a))
157.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

series692.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(* (+ t y) a)
88.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
43.0ms
(+ (* (+ x y) z) (* (+ t y) a))
539.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

simplify64.0ms

Algorithm
egg-herbie
Counts
102 → 102
Iterations

Useful iterations: 1 (14.0ms)

IterNodesCost
05201087
123081025
250031025

prune306.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 10.4b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ (+ x t) y))
1.9b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
2.2b
(+ (* (+ x y) z) (* (+ t y) a))
27.7b
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

rewrite396.0ms

Algorithm
rewrite-expression-head
Rules
60×*-un-lft-identity
32×times-frac
31×add-sqr-sqrt
24×add-cube-cbrt
21×associate-*r* distribute-lft-out
17×add-exp-log
11×add-cbrt-cube add-log-exp
10×associate-*l/
pow1 flip3-+ flip-+
associate-/r*
div-exp frac-add prod-exp associate-/r/
flip3-- associate-*l* flip-- associate-/l* unswap-sqr
cbrt-undiv frac-times rec-exp diff-log 1-exp sum-log cbrt-unprod div-inv
+-commutative sub-neg pow-flip frac-2neg associate-*r/ pow-prod-down associate--l+ clear-num un-div-inv *-commutative inv-pow
Counts
4 → 118
Calls
4 calls:
36.0ms
(/ 1 (+ (+ x t) y))
72.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
15.0ms
(+ (* (+ x y) z) (* (+ t y) a))
268.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

series713.0ms

Counts
4 → 12
Calls
4 calls:
50.0ms
(/ 1 (+ (+ x t) y))
88.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
42.0ms
(+ (* (+ x y) z) (* (+ t y) a))
533.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

simplify71.0ms

Algorithm
egg-herbie
Counts
130 → 130
Iterations

Useful iterations: 2 (59.0ms)

IterNodesCost
05621271
127681148
250021106

prune295.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 10.4b

localize19.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ 1 (/ (+ (+ x t) y) (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))))
1.9b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
2.2b
(+ (* (+ x y) z) (* (+ t y) a))
27.6b
(/ (+ (+ x t) y) (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

rewrite331.0ms

Algorithm
rewrite-expression-head
Rules
152×*-un-lft-identity
138×times-frac
72×add-sqr-sqrt add-cube-cbrt
48×distribute-lft-out
24×associate-/r*
17×add-exp-log
11×associate-/r/ add-cbrt-cube add-log-exp
div-exp associate-*l/ associate-/l*
flip3-- flip3-+ flip-- flip-+ div-inv
pow1
cbrt-undiv frac-add
rec-exp frac-2neg diff-log 1-exp clear-num sum-log associate-/l/
+-commutative sub-neg pow-flip associate--l+ inv-pow
Counts
4 → 176
Calls
4 calls:
108.0ms
(/ 1 (/ (+ (+ x t) y) (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))))
73.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
15.0ms
(+ (* (+ x y) z) (* (+ t y) a))
127.0ms
(/ (+ (+ x t) y) (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

series723.0ms

Counts
4 → 12
Calls
4 calls:
507.0ms
(/ 1 (/ (+ (+ x t) y) (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))))
85.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
44.0ms
(+ (* (+ x y) z) (* (+ t y) a))
87.0ms
(/ (+ (+ x t) y) (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

simplify87.0ms

Algorithm
egg-herbie
Counts
188 → 188
Iterations

Useful iterations: 2 (62.0ms)

IterNodesCost
07033190
133552979
250022861

prune351.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 6.6b

localize15.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ 1 (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
1.9b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
2.2b
(+ (* (+ x y) z) (* (+ t y) a))
27.0b
(* (+ (+ x t) y) (/ 1 (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))))

rewrite385.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
26×*-un-lft-identity
20×add-cube-cbrt times-frac
17×add-exp-log
15×associate-*r*
11×add-cbrt-cube add-log-exp
10×associate-*l/
pow1 flip3-+ flip-+
associate-*l*
div-exp frac-add prod-exp associate-/r/
flip3-- associate-/r* flip-- distribute-lft-out associate-/l* unswap-sqr
cbrt-undiv frac-times rec-exp diff-log 1-exp sum-log cbrt-unprod div-inv
+-commutative sub-neg pow-flip frac-2neg associate-*r/ pow-prod-down associate--l+ clear-num un-div-inv *-commutative inv-pow
Counts
4 → 106
Calls
4 calls:
73.0ms
(/ 1 (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
70.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
15.0ms
(+ (* (+ x y) z) (* (+ t y) a))
223.0ms
(* (+ (+ x t) y) (/ 1 (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))))

series269.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(/ 1 (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
85.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
42.0ms
(+ (* (+ x y) z) (* (+ t y) a))
87.0ms
(* (+ (+ x t) y) (/ 1 (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))))

simplify67.0ms

Algorithm
egg-herbie
Counts
118 → 118
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
05701403
128571268
250031242

prune273.0ms

Pruning

12 alts after pruning (9 fresh and 3 done)

Merged error: 6.6b

regimes568.0ms

Accuracy

84.4% (3.5b remaining)

Error of 7.8b against oracle of 4.3b and baseline of 26.5b

bsearch2.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03632
13632

end0.0ms

sample687.0ms

Algorithm
intervals
Results
331.0ms7997×body80valid
0.0msbody160valid
0.0msbody640valid