Details

Time bar (total: 18.2s)

sample56.0ms

Algorithm
intervals
Results
18.0ms234×body80valid
3.0ms14×body320valid
2.0msbody1280valid
2.0msbody640valid
1.0msbody160valid

simplify2.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01113
12213
25213
310813
422213
564113
6301613
done500113

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.7b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- z t) y)
2.2b
(- (+ x y) (/ (* (- z t) y) (- a t)))
8.5b
(/ (* (- z t) y) (- a t))

rewrite120.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
17×add-sqr-sqrt
10×add-exp-log add-cbrt-cube
add-log-exp
add-cube-cbrt
pow1 times-frac associate-*l* associate-/r* distribute-lft-out--
flip3-- associate-*l/ flip-- difference-of-squares
associate-*r*
cbrt-undiv diff-log div-exp prod-exp associate-/r/ frac-sub cbrt-unprod associate-/l/
sub-neg frac-2neg flip3-+ pow-prod-down associate--l+ clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 70
Calls
3 calls:
33.0ms
(* (- z t) y)
55.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
29.0ms
(/ (* (- z t) y) (- a t))

series355.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(* (- z t) y)
203.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
98.0ms
(/ (* (- z t) y) (- a t))

simplify1.8s

Counts
79 → 79
Iterations

Useful iterations: done (1.8s)

IterNodesCost
01501010
1392951
21972879
done5004873

prune334.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 4.3b

localize29.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (- a t))
0.5b
(cbrt (- a t))
4.5b
(* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t))))
6.9b
(- (+ x y) (* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t)))))

rewrite216.0ms

Algorithm
rewrite-expression-head
Rules
51×add-sqr-sqrt
36×times-frac
35×*-un-lft-identity
30×associate-*r*
27×cbrt-prod
25×add-exp-log
23×add-cube-cbrt
18×cbrt-div add-cbrt-cube
17×associate-*l*
10×flip3-- associate-/r/ flip--
add-log-exp
prod-exp cbrt-unprod
cbrt-undiv frac-times div-exp
pow1 frac-sub distribute-lft-out-- difference-of-squares unswap-sqr
associate-*r/ associate-*l/
flip3-+ flip-+
pow1/3 diff-log div-inv
sub-neg pow-prod-down associate--l+ sum-log *-commutative
Counts
4 → 127
Calls
4 calls:
4.0ms
(cbrt (- a t))
5.0ms
(cbrt (- a t))
154.0ms
(* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t))))
46.0ms
(- (+ x y) (* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t)))))

series813.0ms

Counts
4 → 12
Calls
4 calls:
200.0ms
(cbrt (- a t))
251.0ms
(cbrt (- a t))
162.0ms
(* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t))))
200.0ms
(- (+ x y) (* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t)))))

simplify2.1s

Counts
139 → 139
Iterations

Useful iterations: done (2.1s)

IterNodesCost
02743197
18003031
237452480
done50022295

prune732.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 4.3b

localize24.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- z t))
0.6b
(cbrt (- z t))
3.4b
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))
3.5b
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))

rewrite275.0ms

Algorithm
rewrite-expression-head
Rules
73×add-exp-log
35×add-cbrt-cube
32×prod-exp cbrt-unprod
22×cbrt-undiv div-exp
15×cbrt-prod add-sqr-sqrt frac-times *-un-lft-identity associate-*r/
14×associate-*l* frac-sub
pow1 add-cube-cbrt associate-*l/ add-log-exp
times-frac
flip3-+ flip-+
cbrt-div
flip3-- flip--
pow-prod-down distribute-lft-out-- difference-of-squares
pow1/3 diff-log associate-/r/
sub-neg associate-*r* associate--l+ sum-log *-commutative div-inv
Counts
4 → 120
Calls
4 calls:
7.0ms
(cbrt (- z t))
5.0ms
(cbrt (- z t))
64.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))
194.0ms
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))

series755.0ms

Counts
4 → 12
Calls
4 calls:
186.0ms
(cbrt (- z t))
229.0ms
(cbrt (- z t))
180.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))
160.0ms
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))

simplify1.9s

Counts
132 → 132
Iterations

Useful iterations: done (1.8s)

IterNodesCost
02774570
17944313
232683129
done50002770

prune557.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 4.3b

localize32.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- z t))
0.6b
(cbrt (- z t))
3.5b
(* (/ (* (cbrt (- z t)) (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t))))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))
5.6b
(- (+ x y) (* (/ (* (cbrt (- z t)) (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t))))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))

rewrite343.0ms

Algorithm
rewrite-expression-head
Rules
106×add-exp-log
51×prod-exp cbrt-unprod
47×add-cbrt-cube
31×cbrt-undiv div-exp
15×cbrt-prod add-sqr-sqrt frac-times *-un-lft-identity associate-*r/
14×associate-*l* frac-sub
pow1 add-cube-cbrt associate-*l/ add-log-exp
times-frac
flip3-+ flip-+
cbrt-div
flip3-- flip--
pow-prod-down distribute-lft-out-- difference-of-squares
pow1/3 diff-log associate-/r/
sub-neg associate-*r* associate--l+ sum-log *-commutative div-inv
Counts
4 → 130
Calls
4 calls:
4.0ms
(cbrt (- z t))
5.0ms
(cbrt (- z t))
274.0ms
(* (/ (* (cbrt (- z t)) (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t))))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))
54.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t))))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))

series614.0ms

Counts
4 → 12
Calls
4 calls:
210.0ms
(cbrt (- z t))
158.0ms
(cbrt (- z t))
113.0ms
(* (/ (* (cbrt (- z t)) (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t))))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))
134.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t))))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))

simplify1.8s

Counts
142 → 142
Iterations

Useful iterations: done (1.8s)

IterNodesCost
03006696
19066387
240315195
done50015120

prune572.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 4.3b

regimes600.0ms

Accuracy

42% (4.1b remaining)

Error of 8.3b against oracle of 4.2b and baseline of 11.3b

bsearch2.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
040134
150134
done50134

end0.0ms

sample1.8s

Algorithm
intervals
Results
942.0ms7283×body80valid
92.0ms443×body640valid
66.0ms265×body1280valid
65.0ms425×body320valid
25.0ms247×body160valid
5.0ms16×body2560valid