Details

Time bar (total: 14.4s)

sample38.0ms

Algorithm
intervals
Results
13.0ms338×body80valid

simplify3.1s

Counts
1 → 1
Iterations
IterNodes
done5000
153796
142882
132263
121877
111443
10945
9605
8444
7281
6139
599
470
346
226
114
08

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.7b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* (- y x) z) t))
0.0b
(* (- y x) z)
6.7b
(/ (* (- y x) z) t)

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
10×add-cbrt-cube add-exp-log
add-cube-cbrt
pow1 associate-*l* add-log-exp
associate-*l/
associate-/r* times-frac associate-*r*
cbrt-undiv flip3-- div-exp prod-exp cbrt-unprod flip-- associate-/l/
+-commutative clear-num sum-log frac-2neg flip3-+ pow-prod-down *-commutative flip-+ div-inv distribute-lft-out associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 57
Calls
3 calls:
10.0ms
(+ x (/ (* (- y x) z) t))
22.0ms
(* (- y x) z)
26.0ms
(/ (* (- y x) z) t)

series140.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(+ x (/ (* (- y x) z) t))
38.0ms
(* (- y x) z)
61.0ms
(/ (* (- y x) z) t)

simplify1.1s

Counts
66 → 66
Iterations
IterNodes
done5000
21007
1292
0110

prune372.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (- y x) (/ t z)))
4.9b
(/ (- y x) (/ t z))

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
119×times-frac
88×*-un-lft-identity
86×add-sqr-sqrt
58×add-cube-cbrt
14×distribute-lft-out-- difference-of-squares
13×associate-/r*
add-cbrt-cube add-exp-log div-inv
associate-/l*
add-log-exp
cbrt-undiv div-exp
pow1 div-sub associate-/l/
+-commutative clear-num associate-+r- sum-log frac-2neg flip3-+ flip3-- associate-/r/ flip-+ flip-- distribute-lft-out
Counts
2 → 114
Calls
2 calls:
56.0ms
(+ x (/ (- y x) (/ t z)))
27.0ms
(/ (- y x) (/ t z))

series130.0ms

Counts
2 → 6
Calls
2 calls:
59.0ms
(+ x (/ (- y x) (/ t z)))
71.0ms
(/ (- y x) (/ t z))

simplify1.4s

Counts
120 → 120
Iterations
IterNodes
done5003
21929
1660
0217

prune665.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (- y x) (/ z t)))
4.6b
(* (- y x) (/ z t))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×times-frac add-cube-cbrt
add-cbrt-cube add-exp-log
associate-*l*
pow1 add-log-exp
frac-times flip3-- associate-*l/ prod-exp cbrt-unprod flip-- unswap-sqr
cbrt-undiv +-commutative sum-log flip3-+ div-exp pow-prod-down associate-*r/ *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 49
Calls
2 calls:
7.0ms
(+ x (* (- y x) (/ z t)))
24.0ms
(* (- y x) (/ z t))

series117.0ms

Counts
2 → 6
Calls
2 calls:
55.0ms
(+ x (* (- y x) (/ z t)))
63.0ms
(* (- y x) (/ z t))

simplify2.2s

Counts
55 → 55
Iterations
IterNodes
done5000
34818
21043
1308
0115

prune245.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize64.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- y x))
10.3b
(cbrt (/ t z))
10.3b
(cbrt (/ t z))
10.3b
(cbrt (/ t z))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
44×cbrt-prod
28×add-sqr-sqrt *-un-lft-identity
27×times-frac
26×add-cube-cbrt
cbrt-div
pow1 add-cbrt-cube pow1/3 add-exp-log add-log-exp
div-inv
flip3-- flip-- distribute-lft-out-- difference-of-squares
Counts
4 → 81
Calls
4 calls:
5.0ms
(cbrt (- y x))
3.0ms
(cbrt (/ t z))
3.0ms
(cbrt (/ t z))
8.0ms
(cbrt (/ t z))

series392.0ms

Counts
4 → 12
Calls
4 calls:
155.0ms
(cbrt (- y x))
71.0ms
(cbrt (/ t z))
86.0ms
(cbrt (/ t z))
80.0ms
(cbrt (/ t z))

simplify1.8s

Counts
93 → 93
Iterations
IterNodes
done5000
42966
31024
2477
1250
0142

prune502.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

regimes312.0ms

Accuracy

2.2% (1.9b remaining)

Error of 1.9b against oracle of 0.0b and baseline of 2.0b

bsearch111.0ms

Steps
ItersRangePoint
9
-8.015230316116678e-235
-6.638878432570152e-242
-5.485219336659275e-236
7
-84463.33967257517
-806.1975761958196
-7160.27886158334

simplify5.0ms

Iterations
IterNodes
done29
129
023

end0.0ms

sample1.4s

Algorithm
intervals
Results
506.0ms10566×body80valid