Details

Time bar (total: 21.6s)

sample49.0ms

Algorithm
intervals
Results
25.0ms256×body80valid

simplify7.7s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01621
13221
27121
318321
434421
559821
695121
7168821
8319121
9479221
done500021

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.7b

localize34.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x y) z)
2.5b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
2.9b
(+ (* (+ x y) z) (* (+ t y) a))
26.8b
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

rewrite363.0ms

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:
33.0ms
(* (+ x y) z)
91.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
25.0ms
(+ (* (+ x y) z) (* (+ t y) a))
211.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

series1.1s

Counts
4 → 12
Calls
4 calls:
42.0ms
(* (+ x y) z)
149.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
90.0ms
(+ (* (+ x y) z) (* (+ t y) a))
832.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

simplify1.5s

Counts
102 → 102
Iterations

Useful iterations: 2 (303.0ms)

IterNodesCost
01792307
15242205
221202077
done50002077

prune461.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 9.3b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ (+ x t) y))
2.5b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
2.9b
(+ (* (+ x y) z) (* (+ t y) a))
26.9b
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

rewrite528.0ms

Algorithm
rewrite-expression-head
Rules
60×*-un-lft-identity
32×times-frac
31×add-sqr-sqrt
24×add-cube-cbrt
21×associate-*r* distribute-lft-out
17×add-exp-log
11×add-cbrt-cube add-log-exp
10×associate-*l/
pow1 flip3-+ flip-+
associate-/r*
div-exp frac-add prod-exp associate-/r/
flip3-- associate-*l* flip-- associate-/l* unswap-sqr
cbrt-undiv frac-times rec-exp diff-log 1-exp sum-log cbrt-unprod div-inv
+-commutative sub-neg pow-flip frac-2neg associate-*r/ pow-prod-down associate--l+ clear-num un-div-inv *-commutative inv-pow
Counts
4 → 118
Calls
4 calls:
47.0ms
(/ 1 (+ (+ x t) y))
84.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
32.0ms
(+ (* (+ x y) z) (* (+ t y) a))
358.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

series1.1s

Counts
4 → 12
Calls
4 calls:
104.0ms
(/ 1 (+ (+ x t) y))
133.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
81.0ms
(+ (* (+ x y) z) (* (+ t y) a))
787.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

simplify1.1s

Counts
130 → 130
Iterations

Useful iterations: 2 (360.0ms)

IterNodesCost
01922712
15562436
222012236
done50002236

prune456.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 9.3b

localize38.0ms

Local error

Found 4 expressions with local error:

24.8b
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
24.8b
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
24.8b
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
26.8b
(/ (- (* (* (cbrt (+ (* (+ x y) z) (* (+ t y) a))) (cbrt (+ (* (+ x y) z) (* (+ t y) a)))) (cbrt (+ (* (+ x y) z) (* (+ t y) a)))) (* y b)) (+ (+ x t) y))

rewrite601.0ms

Algorithm
rewrite-expression-head
Rules
37×*-un-lft-identity
24×associate-*l/
18×cbrt-div
17×add-sqr-sqrt add-cube-cbrt
16×flip3-+ flip-+
15×times-frac
12×frac-add distribute-lft-out
cbrt-prod
add-exp-log add-cbrt-cube
associate-/r*
pow1 add-log-exp
pow1/3 associate-/l*
associate-/r/ associate-/l/
cbrt-undiv flip3-- frac-2neg div-sub div-exp clear-num flip-- div-inv
Counts
4 → 91
Calls
4 calls:
11.0ms
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
15.0ms
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
20.0ms
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
551.0ms
(/ (- (* (* (cbrt (+ (* (+ x y) z) (* (+ t y) a))) (cbrt (+ (* (+ x y) z) (* (+ t y) a)))) (cbrt (+ (* (+ x y) z) (* (+ t y) a)))) (* y b)) (+ (+ x t) y))

series1.8s

Counts
4 → 12
Calls
4 calls:
335.0ms
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
400.0ms
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
302.0ms
(cbrt (+ (* (+ x y) z) (* (+ t y) a)))
763.0ms
(/ (- (* (* (cbrt (+ (* (+ x y) z) (* (+ t y) a))) (cbrt (+ (* (+ x y) z) (* (+ t y) a)))) (cbrt (+ (* (+ x y) z) (* (+ t y) a)))) (* y b)) (+ (+ x t) y))

simplify806.0ms

Counts
103 → 103
Iterations

Useful iterations: done (802.0ms)

IterNodesCost
01914696
15324592
218372957
done50012758

prune505.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 9.3b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x y) z)
2.9b
(+ (* (+ x y) z) (* (+ t y) a))
10.4b
(/ (* y b) (+ (+ x t) y))
24.0b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite176.0ms

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:
31.0ms
(* (+ x y) z)
16.0ms
(+ (* (+ x y) z) (* (+ t y) a))
43.0ms
(/ (* y b) (+ (+ x t) y))
80.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series462.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(* (+ x y) z)
57.0ms
(+ (* (+ x y) z) (* (+ t y) a))
92.0ms
(/ (* y b) (+ (+ x t) y))
288.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify934.0ms

Counts
118 → 118
Iterations

Useful iterations: 2 (266.0ms)

IterNodesCost
01942134
15382038
222321882
done50011882

prune348.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 5.8b

regimes376.0ms

Accuracy

19% (15.6b remaining)

Error of 20.7b against oracle of 5.1b and baseline of 24.4b

bsearch71.0ms

Steps
ItersRangePoint
7
1.1325161296267603e+166
2.2898271484234143e+168
1.719219137598275e+166
5
-3.284918449488842e+213
-1.044051476258928e+213
-1.0616104282418916e+213

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02337
13137
done3137

end0.0ms

sample1.1s

Algorithm
intervals
Results
724.0ms7997×body80valid
0.0msbody1280valid
0.0msbody640valid
0.0msbody320valid