Details

Time bar (total: 20.3s)

sample53.0ms

Algorithm
intervals
Results
25.0ms266×body80valid

simplify4.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01317
12317
23517
36017
410317
517817
636217
782917
8200717
done500117

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 8.6b

localize24.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* y z) x)
0.5b
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
11.0b
(/ (- (* y z) x) (- (* t z) x))

rewrite244.0ms

Algorithm
rewrite-expression-head
Rules
41×*-un-lft-identity
25×times-frac
21×add-sqr-sqrt add-cube-cbrt
10×distribute-lft-out
add-exp-log associate-/r* add-cbrt-cube associate-/l*
add-log-exp
associate-/r/ associate-/l/
pow1 flip3-- div-sub flip--
cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv
associate-+r- sub-neg diff-log
Counts
3 → 85
Calls
3 calls:
14.0ms
(- (* y z) x)
178.0ms
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
46.0ms
(/ (- (* y z) x) (- (* t z) x))

series298.0ms

Counts
3 → 9
Calls
3 calls:
34.0ms
(- (* y z) x)
175.0ms
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
89.0ms
(/ (- (* y z) x) (- (* t z) x))

simplify2.5s

Counts
94 → 94
Iterations

Useful iterations: 3 (970.0ms)

IterNodesCost
01521846
13841797
211601685
334661671
done50001671

prune349.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.5b

localize14.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ (+ x (- (* y (/ z (- (* t z) x))) (/ x (- (* t z) x)))) (+ x 1.0))
2.1b
(* y (/ z (- (* t z) x)))
3.9b
(/ x (- (* t z) x))
8.3b
(/ z (- (* t z) x))

rewrite375.0ms

Algorithm
rewrite-expression-head
Rules
58×*-un-lft-identity
44×times-frac
43×add-sqr-sqrt
38×add-cube-cbrt
15×add-exp-log associate-*r* add-cbrt-cube
10×associate-/r* distribute-lft-out associate-/l*
associate-/r/
pow1
cbrt-undiv div-exp div-inv add-log-exp
flip3-- frac-2neg associate-*l* clear-num flip--
flip3-+ prod-exp cbrt-unprod flip-+ associate-/l/ unswap-sqr
associate-+r- div-sub associate-*r/ pow-prod-down *-commutative
Counts
4 → 133
Calls
4 calls:
292.0ms
(/ (+ x (- (* y (/ z (- (* t z) x))) (/ x (- (* t z) x)))) (+ x 1.0))
45.0ms
(* y (/ z (- (* t z) x)))
14.0ms
(/ x (- (* t z) x))
14.0ms
(/ z (- (* t z) x))

series358.0ms

Counts
4 → 12
Calls
4 calls:
163.0ms
(/ (+ x (- (* y (/ z (- (* t z) x))) (/ x (- (* t z) x)))) (+ x 1.0))
54.0ms
(* y (/ z (- (* t z) x)))
76.0ms
(/ x (- (* t z) x))
64.0ms
(/ z (- (* t z) x))

simplify2.1s

Counts
145 → 145
Iterations

Useful iterations: 2 (268.0ms)

IterNodesCost
02052667
14712589
213252389
338742389
done50002389

prune511.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.5b

localize28.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ (+ x (- (* y (/ z (- (* t z) x))) (* x (/ 1 (- (* t z) x))))) (+ x 1.0))
2.1b
(* y (/ z (- (* t z) x)))
3.8b
(* x (/ 1 (- (* t z) x)))
8.3b
(/ z (- (* t z) x))

rewrite379.0ms

Algorithm
rewrite-expression-head
Rules
59×*-un-lft-identity
50×add-sqr-sqrt
46×times-frac
38×add-cube-cbrt
30×associate-*r*
22×add-exp-log
18×add-cbrt-cube
10×distribute-lft-out
pow1 associate-/r/
associate-/r* associate-/l*
associate-*l* prod-exp
div-exp unswap-sqr
cbrt-undiv cbrt-unprod div-inv add-log-exp
flip3-- flip--
frac-2neg flip3-+ associate-*r/ pow-prod-down clear-num *-commutative flip-+ associate-/l/
associate-+r- rec-exp 1-exp div-sub un-div-inv
Counts
4 → 142
Calls
4 calls:
189.0ms
(/ (+ x (- (* y (/ z (- (* t z) x))) (* x (/ 1 (- (* t z) x))))) (+ x 1.0))
79.0ms
(* y (/ z (- (* t z) x)))
76.0ms
(* x (/ 1 (- (* t z) x)))
29.0ms
(/ z (- (* t z) x))

series330.0ms

Counts
4 → 12
Calls
4 calls:
159.0ms
(/ (+ x (- (* y (/ z (- (* t z) x))) (* x (/ 1 (- (* t z) x))))) (+ x 1.0))
59.0ms
(* y (/ z (- (* t z) x)))
61.0ms
(* x (/ 1 (- (* t z) x)))
50.0ms
(/ z (- (* t z) x))

simplify2.4s

Counts
154 → 154
Iterations

Useful iterations: 2 (297.0ms)

IterNodesCost
02302895
15542615
214712383
343482383
done50022383

prune619.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.5b

localize23.0ms

Local error

Found 4 expressions with local error:

3.9b
(/ x (- (* t z) x))
8.3b
(/ z (- (* t z) x))
8.3b
(/ z (- (* t z) x))
8.3b
(/ z (- (* t z) x))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
36×add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
12×add-exp-log associate-/r* add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- div-inv add-log-exp
Counts
4 → 116
Calls
4 calls:
21.0ms
(/ x (- (* t z) x))
14.0ms
(/ z (- (* t z) x))
34.0ms
(/ z (- (* t z) x))
23.0ms
(/ z (- (* t z) x))

series258.0ms

Counts
4 → 12
Calls
4 calls:
99.0ms
(/ x (- (* t z) x))
51.0ms
(/ z (- (* t z) x))
50.0ms
(/ z (- (* t z) x))
58.0ms
(/ z (- (* t z) x))

simplify1.9s

Counts
128 → 128
Iterations

Useful iterations: 4 (824.0ms)

IterNodesCost
0981512
11991474
24751364
39561364
423281348
done50011348

prune757.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.5b

regimes160.0ms

Accuracy

0% (2.1b remaining)

Error of 2.4b against oracle of 0.3b and baseline of 2.4b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01625
12325
done2325

end0.0ms

sample1.7s

Algorithm
intervals
Results
1.2s8336×body80valid