Details

Time bar (total: 5.5s)

analyze838.0ms (15.3%)

Algorithm
search
Search
TrueOtherFalseIter
0%99.8%0.2%0
0%99.8%0.2%1
0%99.8%0.2%2
0%99.8%0.2%3
0%99.8%0.2%4
0%99.8%0.2%5
0%99.8%0.2%6
0%99.8%0.2%7
7.8%92%0.2%8
7.8%92%0.2%9
10.9%88.9%0.2%10
34.7%65.1%0.2%11
43.1%56.7%0.2%12
44.2%55.7%0.2%13
49.5%50.3%0.2%14

sample27.0ms (0.5%)

Algorithm
intervals
Results
12.0ms248×body80valid
1.0ms21×body80invalid
1.0msbody640valid
0.0msbody160valid
0.0msbody320valid

simplify28.0ms (0.5%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (26.0ms)

IterNodesCost
0505915

prune16.0ms (0.3%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 1.5b

Counts
2 → 2

localize11.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.0b
(tanh (/ x y))
0.2b
(- (tanh (/ t y)) (tanh (/ x y)))
1.1b
(* z (- (tanh (/ t y)) (tanh (/ x y))))
2.7b
(* y (* z (- (tanh (/ t y)) (tanh (/ x y)))))

rewrite34.0ms (0.6%)

Algorithm
rewrite-expression-head
Rules
33×associate-*r/
27×frac-sub
19×tanh-def-c tanh-def-b tanh-def-a
13×add-sqr-sqrt
11×pow1 add-exp-log *-un-lft-identity add-cbrt-cube
add-cube-cbrt sub-neg
associate-*r* associate-*l* add-log-exp
distribute-rgt-in distribute-lft-in
pow-prod-down prod-exp cbrt-unprod
flip3-- flip--
*-commutative distribute-lft-out-- difference-of-squares
diff-log unswap-sqr
Counts
4 → 98
Calls

4 calls:

12.0ms
(* y (* z (- (tanh (/ t y)) (tanh (/ x y)))))
10.0ms
(* z (- (tanh (/ t y)) (tanh (/ x y))))
6.0ms
(- (tanh (/ t y)) (tanh (/ x y)))
2.0ms
(tanh (/ x y))

series260.0ms (4.7%)

Counts
4 → 12
Calls

4 calls:

90.0ms
(* z (- (tanh (/ t y)) (tanh (/ x y))))
75.0ms
(- (tanh (/ t y)) (tanh (/ x y)))
68.0ms
(* y (* z (- (tanh (/ t y)) (tanh (/ x y)))))
27.0ms
(tanh (/ x y))

simplify33.0ms (0.6%)

Algorithm
egg-herbie
Counts
110 → 110
Iterations

Useful iterations: 0 (21.0ms)

IterNodesCost
049872251
149872251

prune205.0ms (3.7%)

Pruning

9 alts after pruning (8 fresh and 1 done)

PrunedKeptTotal
New1037110
Fresh011
Picked011
Done000
Total1039112

Merged error: 1.4b

Counts
112 → 9

localize15.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.7b
(* z (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y)))
1.4b
(* (* (cbrt y) (cbrt y)) (* z (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))))
1.5b
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))

rewrite51.0ms (0.9%)

Algorithm
rewrite-expression-head
Rules
33×associate-*r/ associate-*l/
32×pow1 add-exp-log
27×frac-sub
22×add-cbrt-cube
19×pow-prod-down prod-exp cbrt-unprod
18×tanh-def-c tanh-def-b tanh-def-a
15×add-sqr-sqrt
11×*-un-lft-identity
add-cube-cbrt associate-*l*
associate-*r*
cbrt-prod
add-log-exp
flip3-- *-commutative flip--
unswap-sqr
pow1/3 distribute-lft-out-- difference-of-squares
Counts
4 → 114
Calls

4 calls:

20.0ms
(* (* (cbrt y) (cbrt y)) (* z (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))))
12.0ms
(* z (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y)))
12.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
1.0ms
(cbrt y)

series338.0ms (6.2%)

Counts
4 → 12
Calls

4 calls:

122.0ms
(* z (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y)))
120.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
73.0ms
(* (* (cbrt y) (cbrt y)) (* z (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))))
23.0ms
(cbrt y)

simplify61.0ms (1.1%)

Algorithm
egg-herbie
Counts
126 → 126
Iterations

Useful iterations: 0 (48.0ms)

IterNodesCost
049802399
149802399

prune244.0ms (4.5%)

Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New1206126
Fresh167
Picked101
Done101
Total12312135

Merged error: 1.0b

Counts
135 → 12

localize25.0ms (0.5%)

Local error

Found 4 expressions with local error:

1.5b
(cbrt (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y)))
1.5b
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
1.5b
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
1.5b
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))

rewrite51.0ms (0.9%)

Algorithm
rewrite-expression-head
Rules
44×associate-*l/
36×frac-sub
31×add-sqr-sqrt
24×tanh-def-c tanh-def-b tanh-def-a
19×*-un-lft-identity
18×associate-*r*
15×associate-*l*
13×cbrt-prod add-cube-cbrt
11×cbrt-div
10×pow1 add-exp-log
add-cbrt-cube
unswap-sqr
flip3-- flip-- add-log-exp
pow-prod-down prod-exp *-commutative cbrt-unprod distribute-lft-out-- difference-of-squares
pow1/3
Counts
4 → 125
Calls

4 calls:

12.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
12.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
12.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
10.0ms
(cbrt (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y)))

series541.0ms (9.9%)

Counts
4 → 12
Calls

4 calls:

183.0ms
(cbrt (* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y)))
122.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
118.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))
118.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (cbrt y))

simplify43.0ms (0.8%)

Algorithm
egg-herbie
Counts
137 → 137
Iterations

Useful iterations: 0 (24.0ms)

IterNodesCost
052943453

prune318.0ms (5.8%)

Pruning

12 alts after pruning (11 fresh and 1 done)

PrunedKeptTotal
New1370137
Fresh01111
Picked011
Done000
Total13712149

Merged error: 1.0b

Counts
149 → 12

localize24.0ms (0.4%)

Local error

Found 4 expressions with local error:

0.7b
(* z (* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y))))
0.8b
(* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y)))
0.9b
(* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y))))
1.4b
(* (* (cbrt y) (cbrt y)) (* z (* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y)))))

rewrite96.0ms (1.7%)

Algorithm
rewrite-expression-head
Rules
77×pow1 add-exp-log associate-*l/
54×pow-prod-down prod-exp cbrt-unprod
45×add-cbrt-cube
36×frac-sub
33×associate-*r/
24×tanh-def-c tanh-def-b tanh-def-a
12×add-sqr-sqrt associate-*r*
11×*-un-lft-identity
10×associate-*l*
cbrt-prod add-cube-cbrt
flip3-- *-commutative flip-- add-log-exp
distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 156
Calls

4 calls:

29.0ms
(* (* (cbrt y) (cbrt y)) (* z (* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y)))))
24.0ms
(* z (* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y))))
18.0ms
(* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y)))
15.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y))))

series460.0ms (8.4%)

Counts
4 → 12
Calls

4 calls:

143.0ms
(* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y))))
123.0ms
(* z (* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y))))
120.0ms
(* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y)))
75.0ms
(* (* (cbrt y) (cbrt y)) (* z (* (* (- (tanh (/ t y)) (tanh (/ x y))) (* (cbrt (cbrt y)) (cbrt (cbrt y)))) (cbrt (cbrt y)))))

simplify89.0ms (1.6%)

Algorithm
egg-herbie
Counts
168 → 168
Iterations

Useful iterations: 0 (69.0ms)

IterNodesCost
049713834
149713834

prune272.0ms (5%)

Pruning

13 alts after pruning (11 fresh and 2 done)

PrunedKeptTotal
New1653168
Fresh2810
Picked011
Done011
Total16713180

Merged error: 0.3b

Counts
180 → 13

regimes709.0ms (12.9%)

Accuracy

Total 1.6b remaining (75.6%)

Threshold costs 0b (0%)

bsearch0.0ms (0%)

simplify1.0ms (0%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03351
13351

end0.0ms (0%)

sample696.0ms (12.7%)

Algorithm
intervals
Results
390.0ms7777×body80valid
30.0ms606×body80invalid
17.0ms88×body640valid
9.0ms66×body320valid
8.0ms31×body1280valid
6.0ms38×body160valid

Profiling

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