Details

Time bar (total: 14.7s)

sample25.0ms

Algorithm
intervals
Results
11.0ms256×body80valid

simplify4.9s

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))

rewrite130.0ms

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)
6.0ms
(+ (* (+ x y) z) (* (+ t y) a))
33.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
78.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

series760.0ms

Counts
4 → 12
Calls
4 calls:
20.0ms
(* (+ x y) z)
50.0ms
(+ (* (+ x y) z) (* (+ t y) a))
98.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
591.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

simplify665.0ms

Counts
102 → 102
Iterations

Useful iterations: 2 (183.0ms)

IterNodesCost
01792307
15242205
219702077
done50002077

prune326.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 8.0b

localize15.0ms

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)))

rewrite187.0ms

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))
5.0ms
(+ (* (+ x y) z) (* (+ t y) a))
31.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
129.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

series771.0ms

Counts
4 → 12
Calls
4 calls:
55.0ms
(/ 1 (+ (+ x t) y))
47.0ms
(+ (* (+ x y) z) (* (+ t y) a))
95.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
573.0ms
(* (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (/ 1 (+ (+ x t) y)))

simplify698.0ms

Counts
130 → 130
Iterations

Useful iterations: 2 (171.0ms)

IterNodesCost
01922712
15632436
221032236
done50002236

prune313.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 8.0b

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)))

rewrite117.0ms

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))
32.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
67.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ x (+ t y)))

series903.0ms

Counts
4 → 12
Calls
4 calls:
209.0ms
(* (+ x y) z)
45.0ms
(+ (* (+ x y) z) (* (+ t y) a))
93.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
556.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ x (+ t y)))

simplify629.0ms

Counts
102 → 102
Iterations

Useful iterations: 2 (178.0ms)

IterNodesCost
01782307
15232205
219622077
done50012077

prune301.0ms

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 8.0b

localize21.0ms

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)))

rewrite233.0ms

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:
182.0ms
(/ (* (* (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)))
15.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
15.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

series1.4s

Counts
4 → 12
Calls
4 calls:
561.0ms
(/ (* (* (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)))
285.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
289.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))
284.0ms
(cbrt (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)))

simplify596.0ms

Counts
106 → 106
Iterations

Useful iterations: done (592.0ms)

IterNodesCost
01445140
13784941
213403762
done50003538

prune456.0ms

Pruning

14 alts after pruning (11 fresh and 3 done)

Merged error: 8.0b

regimes460.0ms

Accuracy

20.4% (14.8b remaining)

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

bsearch105.0ms

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

simplify2.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
02437
13631
done3631

end0.0ms

sample616.0ms

Algorithm
intervals
Results
342.0ms7999×body80valid
0.0msbody160valid