Details

Time bar (total: 6.9s)

sample25.0ms

Algorithm
intervals
Results
8.0ms248×body80valid
2.0ms17×body640valid
1.0ms13×body320valid
1.0msbody1280valid
1.0ms12×body160valid

simplify72.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0236
1446
21226
33276
48686
517276
635446
750016

prune5.0ms

Filtered
1 candidates to 0 candidates (100.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 14.6b

Counts
2 → 1

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- t x) (- a z))
4.1b
(+ x (* (- y z) (/ (- t x) (- a z))))
5.7b
(* (- y z) (/ (- t x) (- a z)))

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
101×*-un-lft-identity
96×add-sqr-sqrt
51×times-frac
33×add-cube-cbrt
31×associate-*r* distribute-lft-out--
30×frac-times
29×difference-of-squares
22×flip3-- flip-- associate-/l*
20×associate-/r*
15×associate-*r/
10×add-exp-log add-cbrt-cube
associate-/l/
associate-*l*
pow1 clear-num add-log-exp
frac-2neg associate-/r/
un-div-inv distribute-lft-out
cbrt-undiv div-exp associate-*l/ prod-exp cbrt-unprod div-inv unswap-sqr
+-commutative flip3-+ div-sub pow-prod-down sum-log *-commutative flip-+
Counts
3 → 167
Calls
3 calls:
8.0ms
(/ (- t x) (- a z))
22.0ms
(+ x (* (- y z) (/ (- t x) (- a z))))
21.0ms
(* (- y z) (/ (- t x) (- a z)))

series351.0ms

Counts
3 → 9
Calls
3 calls:
55.0ms
(/ (- t x) (- a z))
159.0ms
(+ x (* (- y z) (/ (- t x) (- a z))))
137.0ms
(* (- y z) (/ (- t x) (- a z)))

simplify80.0ms

Algorithm
egg-herbie
Counts
176 → 176
Iterations

Useful iterations: 1 (16.0ms)

IterNodesCost
06311308
132571259
250021259

prune307.0ms

Filtered
176 candidates to 118 candidates (33.0%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New16610176
Fresh000
Picked101
Done000
Total16710177

Merged error: 4.2b

Counts
177 → 10

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a z) (- t x))
4.1b
(+ x (/ (- y z) (/ (- a z) (- t x))))
5.6b
(/ (- y z) (/ (- a z) (- t x)))

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
330×times-frac
329×*-un-lft-identity
327×add-sqr-sqrt
115×add-cube-cbrt
106×distribute-lft-out-- difference-of-squares
41×associate-/r*
29×associate-/r/
15×associate-/l*
10×add-exp-log flip3-- add-cbrt-cube flip--
div-inv
associate-/l/
add-log-exp
cbrt-undiv div-exp
pow1 frac-2neg div-sub clear-num
+-commutative associate-+r- flip3-+ sum-log flip-+ distribute-lft-out
Counts
3 → 288
Calls
3 calls:
10.0ms
(/ (- a z) (- t x))
44.0ms
(+ x (/ (- y z) (/ (- a z) (- t x))))
18.0ms
(/ (- y z) (/ (- a z) (- t x)))

series536.0ms

Counts
3 → 9
Calls
3 calls:
52.0ms
(/ (- a z) (- t x))
163.0ms
(+ x (/ (- y z) (/ (- a z) (- t x))))
321.0ms
(/ (- y z) (/ (- a z) (- t x)))

simplify114.0ms

Algorithm
egg-herbie
Counts
297 → 297
Iterations

Useful iterations: 1 (24.0ms)

IterNodesCost
010683103
144053034
250013034

prune454.0ms

Filtered
297 candidates to 179 candidates (39.7%)
Pruning

10 alts after pruning (9 fresh and 1 done)

PrunedKeptTotal
New2916297
Fresh639
Picked011
Done000
Total29710307

Merged error: 4.2b

Counts
307 → 10

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- y z) (- (- a z)))
2.2b
(* (/ (- y z) (- (- a z))) (- (- t x)))
2.7b
(+ x (* (/ (- y z) (- (- a z))) (- (- t x))))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
210×add-sqr-sqrt
209×*-un-lft-identity
141×times-frac
81×add-cube-cbrt
77×associate-*l*
75×distribute-lft-neg-in distribute-rgt-neg-in
62×distribute-lft-out-- difference-of-squares
56×associate-/r*
54×distribute-neg-frac
48×frac-times
31×flip3-- flip--
24×associate-*l/
20×associate-/l*
15×neg-mul-1
14×associate-*r*
10×add-exp-log add-cbrt-cube
distribute-neg-in associate-/l/
pow1 add-log-exp
distribute-rgt-in sub-neg associate-+r+ frac-2neg distribute-lft-in clear-num associate-/r/
distribute-rgt-neg-out
cbrt-undiv associate-*r/ div-exp prod-exp cbrt-unprod div-inv distribute-lft-out unswap-sqr
+-commutative flip3-+ div-sub unsub-neg pow-prod-down sum-log *-commutative flip-+
Counts
3 → 309
Calls
3 calls:
10.0ms
(/ (- y z) (- (- a z)))
38.0ms
(* (/ (- y z) (- (- a z))) (- (- t x)))
49.0ms
(+ x (* (/ (- y z) (- (- a z))) (- (- t x))))

series519.0ms

Counts
3 → 9
Calls
3 calls:
52.0ms
(/ (- y z) (- (- a z)))
305.0ms
(* (/ (- y z) (- (- a z))) (- (- t x)))
161.0ms
(+ x (* (/ (- y z) (- (- a z))) (- (- t x))))

simplify56.0ms

Algorithm
egg-herbie
Counts
318 → 318
Iterations

Useful iterations: 1 (28.0ms)

IterNodesCost
014362916
150012861

prune751.0ms

Filtered
318 candidates to 214 candidates (32.7%)
Pruning

11 alts after pruning (9 fresh and 2 done)

PrunedKeptTotal
New3171318
Fresh088
Picked011
Done011
Total31711328

Merged error: 4.2b

Counts
328 → 11

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- t x) (- a z))
0.4b
(/ 1 (/ (- t x) (- a z)))
5.6b
(/ (- y z) (/ 1 (/ (- t x) (- a z))))
6.3b
(+ x (/ (- y z) (/ 1 (/ (- t x) (- a z)))))

rewrite295.0ms

Algorithm
rewrite-expression-head
Rules
1811×times-frac
1364×*-un-lft-identity
1359×add-sqr-sqrt
621×add-cube-cbrt
370×distribute-lft-out--
369×difference-of-squares
214×associate-/r*
190×associate-/r/
53×associate-/l*
36×add-exp-log
33×flip3-- flip--
32×div-inv
22×div-exp
20×add-cbrt-cube
18×associate-/l/
12×clear-num
11×frac-2neg
10×cbrt-undiv
add-log-exp
pow1
rec-exp 1-exp
div-sub remove-double-div
+-commutative associate-+r- pow-flip flip3-+ sum-log flip-+ distribute-lft-out inv-pow
Counts
4 → 967
Calls
4 calls:
8.0ms
(/ (- t x) (- a z))
14.0ms
(/ 1 (/ (- t x) (- a z)))
44.0ms
(/ (- y z) (/ 1 (/ (- t x) (- a z))))
137.0ms
(+ x (/ (- y z) (/ 1 (/ (- t x) (- a z)))))

series557.0ms

Counts
4 → 12
Calls
4 calls:
50.0ms
(/ (- t x) (- a z))
212.0ms
(/ 1 (/ (- t x) (- a z)))
131.0ms
(/ (- y z) (/ 1 (/ (- t x) (- a z))))
162.0ms
(+ x (/ (- y z) (/ 1 (/ (- t x) (- a z)))))

simplify185.0ms

Algorithm
egg-herbie
Counts
979 → 979
Iterations

Useful iterations: 1 (55.0ms)

IterNodesCost
0300312630
1500211738

prune1.3s

Filtered
979 candidates to 464 candidates (52.6%)
Pruning

11 alts after pruning (8 fresh and 3 done)

PrunedKeptTotal
New9772979
Fresh268
Picked011
Done022
Total97911990

Merged error: 4.2b

Counts
990 → 11

regimes233.0ms

Accuracy

-3.6% (7.8b remaining)

Error of 12.1b against oracle of 4.3b and baseline of 11.8b

bsearch89.0ms

Steps
ItersRangePoint
6
6.205046733010805e-06
3.0981377036179784e-05
6.276232023584138e-06
9
-5.075255642507074e-86
-2.48737230382698e-95
-1.128219015475836e-90

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03514
13914
24214
34214

end0.0ms

sample711.0ms

Algorithm
intervals
Results
259.0ms7786×body80valid
69.0ms518×body640valid
40.0ms258×body1280valid
36.0ms376×body320valid
20.0ms321×body160valid
4.0ms21×body2560valid