Details

Time bar (total: 23.2s)

sample59.0ms

Algorithm
intervals
Results
25.0ms256×body80valid

simplify4.6s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01621
13221
27121
318321
458021
5233721
done500021

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.2b

localize55.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ t y) a)
1.1b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
1.6b
(+ (* (+ x y) z) (* (+ t y) a))
25.4b
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

rewrite466.0ms

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:
32.0ms
(* (+ t y) a)
129.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
24.0ms
(+ (* (+ x y) z) (* (+ t y) a))
275.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

series1.2s

Counts
4 → 12
Calls
4 calls:
41.0ms
(* (+ t y) a)
162.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
64.0ms
(+ (* (+ x y) z) (* (+ t y) a))
965.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

simplify1.9s

Counts
102 → 102
Iterations

Useful iterations: done (1.9s)

IterNodesCost
01772307
15302201
223302079
done50002077

prune889.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 7.6b

localize45.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ t y) a)
1.6b
(+ (* (+ x y) z) (* (+ t y) a))
7.5b
(/ (* y b) (+ (+ x t) y))
22.5b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite276.0ms

Algorithm
rewrite-expression-head
Rules
50×*-un-lft-identity
20×add-sqr-sqrt times-frac
19×distribute-lft-out
18×add-cube-cbrt associate-*l/
13×add-exp-log flip3-+ add-cbrt-cube flip-+
10×associate-/r*
frac-add
pow1 associate-/l/ add-log-exp
associate-*l* associate-/r/ associate-/l*
cbrt-undiv div-exp associate-*r*
frac-2neg prod-exp clear-num cbrt-unprod div-inv
+-commutative pow-prod-down sum-log *-commutative unswap-sqr
Counts
4 → 106
Calls
4 calls:
40.0ms
(* (+ t y) a)
28.0ms
(+ (* (+ x y) z) (* (+ t y) a))
69.0ms
(/ (* y b) (+ (+ x t) y))
132.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series707.0ms

Counts
4 → 12
Calls
4 calls:
40.0ms
(* (+ t y) a)
96.0ms
(+ (* (+ x y) z) (* (+ t y) a))
147.0ms
(/ (* y b) (+ (+ x t) y))
425.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify1.7s

Counts
118 → 118
Iterations

Useful iterations: 2 (462.0ms)

IterNodesCost
01922134
15652034
229091882
done50001882

prune917.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 4.4b

localize47.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (+ (+ x t) y) b)
1.6b
(+ (* (+ x y) z) (* (+ t y) a))
9.8b
(/ y (/ (+ (+ x t) y) b))
22.5b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite335.0ms

Algorithm
rewrite-expression-head
Rules
180×*-un-lft-identity
147×times-frac
80×add-sqr-sqrt add-cube-cbrt
60×distribute-lft-out
27×associate-/r*
16×associate-*l/
13×add-exp-log add-cbrt-cube
12×flip3-+ flip-+
11×associate-/l*
frac-add associate-/l/
div-inv
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num associate-/r/
+-commutative sum-log
Counts
4 → 189
Calls
4 calls:
96.0ms
(/ (+ (+ x t) y) b)
28.0ms
(+ (* (+ x y) z) (* (+ t y) a))
71.0ms
(/ y (/ (+ (+ x t) y) b))
127.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series719.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(/ (+ (+ x t) y) b)
94.0ms
(+ (* (+ x y) z) (* (+ t y) a))
232.0ms
(/ y (/ (+ (+ x t) y) b))
351.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify1.9s

Counts
201 → 201
Iterations

Useful iterations: done (1.8s)

IterNodesCost
02843770
18073586
241143378
done50023376

prune1.2s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 3.1b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ y (+ (+ x t) y))
1.6b
(+ (* (+ x y) z) (* (+ t y) a))
3.9b
(* (/ y (+ (+ x t) y)) b)
22.5b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite321.0ms

Algorithm
rewrite-expression-head
Rules
89×*-un-lft-identity
46×times-frac
39×add-sqr-sqrt
34×add-cube-cbrt
33×distribute-lft-out
21×associate-*l*
17×associate-*l/
13×add-exp-log flip3-+ add-cbrt-cube flip-+
10×associate-/r*
frac-add
pow1 associate-/r/ associate-/l/ associate-/l* add-log-exp
cbrt-undiv div-exp associate-*r* div-inv
frac-2neg prod-exp clear-num cbrt-unprod unswap-sqr
+-commutative pow-prod-down sum-log *-commutative
Counts
4 → 135
Calls
4 calls:
41.0ms
(/ y (+ (+ x t) y))
19.0ms
(+ (* (+ x y) z) (* (+ t y) a))
133.0ms
(* (/ y (+ (+ x t) y)) b)
114.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series634.0ms

Counts
4 → 12
Calls
4 calls:
85.0ms
(/ y (+ (+ x t) y))
66.0ms
(+ (* (+ x y) z) (* (+ t y) a))
181.0ms
(* (/ y (+ (+ x t) y)) b)
301.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify1.4s

Counts
147 → 147
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02082547
15982445
228842283
done50002281

prune794.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 3.1b

regimes985.0ms

Accuracy

20.6% (16.6b remaining)

Error of 19.6b against oracle of 3.0b and baseline of 23.9b

bsearch254.0ms

Steps
ItersRangePoint
7
6.026839760300236e+107
6.923745224778837e+109
7.113260896747718e+108
8
2.3428227933790814e-203
1.9799615726363435e-199
7.624803602048541e-203
5
-1.895141159127535e-231
-6.432134779570075e-232
-1.331450716195835e-231
9
-2.1513615898168565e+80
-1.7027429946796488e+74
-3.878144475311651e+76

simplify9.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
033103
141103
done41103

end0.0ms

sample1.8s

Algorithm
intervals
Results
1.2s7994×body80valid
1.0msbody640valid
0.0msbody320valid
0.0msbody1280valid