Details

Time bar (total: 3.9s)

sample23.0ms

Algorithm
intervals
Results
8.0ms279×body80valid

simplify55.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0185
1335
2585
31015
41455
51785
62045
72645
83525
94415
107075
119065
1210225
1310445
1410445

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 11.6b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* y (- z t)) (- z a)))
0.0b
(* y (- z t))
12.1b
(/ (* y (- z t)) (- z a))

rewrite70.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 times-frac associate-*r* associate-/r* add-log-exp
associate-*r/
flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 67
Calls
3 calls:
21.0ms
(+ x (/ (* y (- z t)) (- z a)))
21.0ms
(* y (- z t))
26.0ms
(/ (* y (- z t)) (- z a))

series159.0ms

Counts
3 → 9
Calls
3 calls:
69.0ms
(+ x (/ (* y (- z t)) (- z a)))
31.0ms
(* y (- z t))
59.0ms
(/ (* y (- z t)) (- z a))

simplify43.0ms

Algorithm
egg-herbie
Counts
76 → 76
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0337381
11443342
25002342

prune155.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ y (/ (- z a) (- z t))))
0.0b
(/ (- z a) (- z t))
2.5b
(/ y (/ (- z a) (- z t)))

rewrite118.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
197×*-un-lft-identity
195×add-sqr-sqrt
91×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
10×add-exp-log add-cbrt-cube
associate-/l*
flip3-- flip-- div-inv
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num associate-/l/
+-commutative flip3-+ div-sub sum-log flip-+ distribute-lft-out
Counts
3 → 206
Calls
3 calls:
59.0ms
(+ x (/ y (/ (- z a) (- z t))))
22.0ms
(/ (- z a) (- z t))
25.0ms
(/ y (/ (- z a) (- z t)))

series210.0ms

Counts
3 → 9
Calls
3 calls:
71.0ms
(+ x (/ y (/ (- z a) (- z t))))
37.0ms
(/ (- z a) (- z t))
101.0ms
(/ y (/ (- z a) (- z t)))

simplify75.0ms

Algorithm
egg-herbie
Counts
215 → 215
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
07021885
130691832
250021829

prune467.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (/ y (- (/ z (- z t)) (/ a (- z t)))))
0.0b
(/ z (- z t))
0.0b
(/ a (- z t))
2.5b
(/ y (- (/ z (- z t)) (/ a (- z t))))

rewrite331.0ms

Algorithm
rewrite-expression-head
Rules
177×*-un-lft-identity
156×times-frac
135×add-sqr-sqrt
56×distribute-lft-out--
55×add-cube-cbrt
32×difference-of-squares
28×associate-/r*
24×associate-/r/
12×distribute-rgt-out--
11×flip3-- flip-- div-inv
10×add-exp-log add-cbrt-cube
associate-/l*
add-log-exp
pow1
cbrt-undiv frac-2neg div-exp clear-num
+-commutative flip3-+ sum-log frac-sub flip-+ distribute-lft-out sub-div
Counts
4 → 177
Calls
4 calls:
183.0ms
(+ x (/ y (- (/ z (- z t)) (/ a (- z t)))))
11.0ms
(/ z (- z t))
11.0ms
(/ a (- z t))
113.0ms
(/ y (- (/ z (- z t)) (/ a (- z t))))

series242.0ms

Counts
4 → 12
Calls
4 calls:
82.0ms
(+ x (/ y (- (/ z (- z t)) (/ a (- z t)))))
39.0ms
(/ z (- z t))
25.0ms
(/ a (- z t))
95.0ms
(/ y (- (/ z (- z t)) (/ a (- z t))))

simplify62.0ms

Algorithm
egg-herbie
Counts
189 → 189
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
05601492
120341453
250011450

prune428.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* y (/ (- z t) (- z a))))
0.0b
(/ (- z t) (- z a))
2.5b
(* y (/ (- z t) (- z a)))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
76×add-sqr-sqrt
71×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 113
Calls
3 calls:
8.0ms
(+ x (* y (/ (- z t) (- z a))))
22.0ms
(/ (- z t) (- z a))
46.0ms
(* y (/ (- z t) (- z a)))

series163.0ms

Counts
3 → 9
Calls
3 calls:
66.0ms
(+ x (* y (/ (- z t) (- z a))))
41.0ms
(/ (- z t) (- z a))
56.0ms
(* y (/ (- z t) (- z a)))

simplify53.0ms

Algorithm
egg-herbie
Counts
122 → 122
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0423747
11655704
25001704

prune245.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes172.0ms

Accuracy

62.8% (0.5b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 1.2b

bsearch51.0ms

Steps
ItersRangePoint
7
3.130042746858075e-44
6.766051332740363e-42
5.1637241889163004e-43
6
-1093312.8234859793
-167476.95725593
-901067.9372055754

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02712
12712

end0.0ms

sample623.0ms

Algorithm
intervals
Results
252.0ms8733×body80valid