Details

Time bar (total: 19.3s)

sample37.0ms

Algorithm
intervals
Results
17.0ms268×body80valid

simplify3.6s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01417
12317
23717
36517
48717
510117
612517
719417
832817
959617
10129217
11369617
done500117

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 23.6b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.0b
(* z (- b y))
1.2b
(+ (* x y) (* z (- t a)))
22.8b
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

rewrite161.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
20×*-un-lft-identity
16×add-cube-cbrt
10×add-exp-log associate-*r* add-cbrt-cube
times-frac
pow1
distribute-rgt-in sub-neg distribute-lft-in associate-*l* add-log-exp
associate-+r+ associate-*r/
flip3-+ associate-/r* flip-+ associate-/l*
flip3-- pow-prod-down prod-exp associate-/r/ *-commutative flip-- cbrt-unprod associate-/l/ distribute-lft-out-- difference-of-squares unswap-sqr
cbrt-undiv +-commutative frac-2neg div-exp clear-num sum-log div-inv
Counts
4 → 98
Calls
4 calls:
43.0ms
(* z (- t a))
40.0ms
(* z (- b y))
18.0ms
(+ (* x y) (* z (- t a)))
54.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

series607.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(* z (- t a))
56.0ms
(* z (- b y))
75.0ms
(+ (* x y) (* z (- t a)))
422.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

simplify758.0ms

Counts
110 → 110
Iterations

Useful iterations: 2 (176.0ms)

IterNodesCost
01691522
14021458
212921348
done50001348

prune381.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 22.9b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- b y))
0.4b
(/ 1 (+ y (* z (- b y))))
1.2b
(+ (* x y) (* z (- t a)))
22.6b
(* (+ (* x y) (* z (- t a))) (/ 1 (+ y (* z (- b y)))))

rewrite118.0ms

Algorithm
rewrite-expression-head
Rules
33×add-sqr-sqrt
25×*-un-lft-identity
22×add-cube-cbrt
20×times-frac associate-*r*
19×add-exp-log
13×add-cbrt-cube
pow1
associate-*l* add-log-exp
flip3-+ prod-exp flip-+
distribute-rgt-in sub-neg associate-+r+ distribute-lft-in div-exp associate-/r/ unswap-sqr
associate-*r/ associate-/r* cbrt-unprod associate-/l*
cbrt-undiv frac-times rec-exp 1-exp pow-prod-down associate-*l/ *-commutative div-inv
+-commutative flip3-- pow-flip frac-2neg clear-num sum-log un-div-inv flip-- distribute-lft-out-- inv-pow difference-of-squares
Counts
4 → 116
Calls
4 calls:
23.0ms
(* z (- b y))
14.0ms
(/ 1 (+ y (* z (- b y))))
14.0ms
(+ (* x y) (* z (- t a)))
65.0ms
(* (+ (* x y) (* z (- t a))) (/ 1 (+ y (* z (- b y)))))

series678.0ms

Counts
4 → 12
Calls
4 calls:
52.0ms
(* z (- b y))
118.0ms
(/ 1 (+ y (* z (- b y))))
65.0ms
(+ (* x y) (* z (- t a)))
443.0ms
(* (+ (* x y) (* z (- t a))) (/ 1 (+ y (* z (- b y)))))

simplify987.0ms

Counts
128 → 128
Iterations

Useful iterations: 2 (262.0ms)

IterNodesCost
01762024
14431842
214771656
done50001656

prune407.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 22.9b

localize29.0ms

Local error

Found 4 expressions with local error:

15.3b
(cbrt (* z (- t a)))
15.3b
(cbrt (* z (- t a)))
15.3b
(cbrt (* z (- t a)))
22.8b
(/ (+ (* x y) (* (* (cbrt (* z (- t a))) (cbrt (* z (- t a)))) (cbrt (* z (- t a))))) (+ y (* z (- b y))))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log cbrt-div associate-*r/ add-cbrt-cube
pow1 add-log-exp
cbrt-prod flip3-- pow1/3 associate-/r* flip-- associate-/l*
flip3-+ associate-/r/ flip-+ associate-/l/
cbrt-undiv frac-2neg div-exp clear-num div-inv
Counts
4 → 64
Calls
4 calls:
11.0ms
(cbrt (* z (- t a)))
10.0ms
(cbrt (* z (- t a)))
10.0ms
(cbrt (* z (- t a)))
54.0ms
(/ (+ (* x y) (* (* (cbrt (* z (- t a))) (cbrt (* z (- t a)))) (cbrt (* z (- t a))))) (+ y (* z (- b y))))

series1.1s

Counts
4 → 12
Calls
4 calls:
194.0ms
(cbrt (* z (- t a)))
219.0ms
(cbrt (* z (- t a)))
219.0ms
(cbrt (* z (- t a)))
506.0ms
(/ (+ (* x y) (* (* (cbrt (* z (- t a))) (cbrt (* z (- t a)))) (cbrt (* z (- t a))))) (+ y (* z (- b y))))

simplify1.9s

Counts
76 → 76
Iterations

Useful iterations: done (1.9s)

IterNodesCost
01312005
13211963
29631304
332611156
done50011120

prune388.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 22.9b

localize28.0ms

Local error

Found 4 expressions with local error:

1.9b
(cbrt (/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y)))
22.8b
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))
22.8b
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))
22.8b
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))

rewrite226.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
35×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
15×cbrt-prod
10×add-exp-log add-cbrt-cube
associate-/r* associate-/l*
associate-/r/
flip3-+ flip-+
associate-/l/
pow1 div-inv add-log-exp
cbrt-undiv frac-2neg div-exp clear-num
cbrt-div pow1/3
Counts
4 → 117
Calls
4 calls:
24.0ms
(cbrt (/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y)))
76.0ms
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))
63.0ms
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))
58.0ms
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))

series3.1s

Counts
4 → 12
Calls
4 calls:
2.0s
(cbrt (/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y)))
375.0ms
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))
378.0ms
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))
363.0ms
(/ (+ (* z (- t a)) (* x y)) (+ (* z (- b y)) y))

simplify2.2s

Counts
129 → 129
Iterations

Useful iterations: done (2.2s)

IterNodesCost
01533492
13553434
210313185
337493134
done50013112

prune515.0ms

Pruning

10 alts after pruning (6 fresh and 4 done)

Merged error: 22.9b

regimes505.0ms

Accuracy

0% (0.6b remaining)

Error of 23.8b against oracle of 23.2b and baseline of 23.8b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01417
11917
done1917

end0.0ms

sample1.4s

Algorithm
intervals
Results
621.0ms8404×body80valid