Details

Time bar (total: 15.2s)

sample26.0ms

Algorithm
intervals
Results
12.0ms256×body80valid

simplify5.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01621
13221
27021
312821
427521
548321
680521
7165221
8317921
9488121
done500021

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 26.2b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x y) z)
0.7b
(+ (* (+ x y) z) (* (+ t y) a))
2.8b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
24.5b
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

rewrite127.0ms

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:
9.0ms
(* (+ x y) z)
5.0ms
(+ (* (+ x y) z) (* (+ t y) a))
33.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
77.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

series807.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(* (+ x y) z)
53.0ms
(+ (* (+ x y) z) (* (+ t y) a))
105.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
627.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

simplify702.0ms

Counts
102 → 102
Iterations

Useful iterations: 2 (196.0ms)

IterNodesCost
01792307
15242205
219702077
done50002077

prune339.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 8.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ (+ x t) y))
0.7b
(+ (* (+ x y) z) (* (+ t y) a))
2.8b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
24.6b
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

rewrite190.0ms

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:
17.0ms
(/ 1 (+ (+ x t) y))
6.0ms
(+ (* (+ x y) z) (* (+ t y) a))
34.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
128.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

series821.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(/ 1 (+ (+ x t) y))
52.0ms
(+ (* (+ x y) z) (* (+ t y) a))
101.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
609.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

simplify756.0ms

Counts
130 → 130
Iterations

Useful iterations: 2 (181.0ms)

IterNodesCost
01922712
15632436
221032236
done50002236

prune357.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 8.0b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x y) z)
0.7b
(+ (* (+ x y) z) (* (+ t y) a))
2.8b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
24.5b
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ x (+ t y)))

rewrite121.0ms

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:
10.0ms
(* (+ x y) z)
5.0ms
(+ (* (+ x y) z) (* (+ t y) a))
33.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
70.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ x (+ t y)))

series785.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(* (+ x y) z)
47.0ms
(+ (* (+ x y) z) (* (+ t y) a))
102.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
610.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ x (+ t y)))

simplify649.0ms

Counts
102 → 102
Iterations

Useful iterations: 2 (183.0ms)

IterNodesCost
01782307
15232205
219622077
done50012077

prune299.0ms

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 8.0b

localize19.0ms

Local error

Found 4 expressions with local error:

24.5b
(/ (* (* (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))) (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))) (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))) (+ x (+ t y)))
25.2b
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
25.2b
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
25.2b
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

rewrite227.0ms

Algorithm
rewrite-expression-head
Rules
60×cbrt-div
30×flip3-- flip--
28×frac-times
26×associate-/l/
19×*-un-lft-identity
14×associate-*l/
13×add-exp-log
cbrt-prod add-sqr-sqrt add-cube-cbrt add-cbrt-cube
associate-*r/
distribute-lft-out
times-frac associate-/r*
pow1 add-log-exp
cbrt-undiv pow1/3 div-exp prod-exp cbrt-unprod
associate-/r/
frac-2neg flip3-+ clear-num flip-+ div-inv associate-/l*
Counts
4 → 94
Calls
4 calls:
174.0ms
(/ (* (* (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))) (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))) (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))) (+ x (+ t y)))
15.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
18.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
15.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

series1.5s

Counts
4 → 12
Calls
4 calls:
584.0ms
(/ (* (* (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))) (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))) (cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))) (+ x (+ t y)))
298.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
294.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
296.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

simplify786.0ms

Counts
106 → 106
Iterations

Useful iterations: done (782.0ms)

IterNodesCost
01445140
13784941
213403762
done50003538

prune422.0ms

Pruning

14 alts after pruning (11 fresh and 3 done)

Merged error: 8.0b

regimes415.0ms

Accuracy

20.4% (14.8b remaining)

Error of 23.1b against oracle of 8.3b and baseline of 26.8b

bsearch101.0ms

Steps
ItersRangePoint
10
4.048541619839975e+126
5.927840100194678e+144
5.881779009672465e+139
9
-7.228835782285219e+139
-6.818135621868607e+134
-3.489006114171579e+135

simplify3.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
02437
13831
done3831

end0.0ms

sample620.0ms

Algorithm
intervals
Results
350.0ms7999×body80valid
0.0msbody160valid