Details

Time bar (total: 24.7s)

sample46.0ms

Algorithm
intervals
Results
22.0ms265×body80valid

simplify4.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01317
12317
23517
36017
410317
517817
636217
782917
8200717
done500117

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 9.1b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* t z) x)
0.0b
(- (* y z) x)
0.3b
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
12.4b
(/ (- (* y z) x) (- (* t z) x))

rewrite312.0ms

Algorithm
rewrite-expression-head
Rules
42×*-un-lft-identity
25×times-frac
22×add-sqr-sqrt add-cube-cbrt
10×distribute-lft-out
add-exp-log add-cbrt-cube add-log-exp
associate-/r* associate-/l*
pow1 flip3-- associate-/r/ flip-- associate-/l/
div-sub
cbrt-undiv sub-neg frac-2neg flip3-+ diff-log div-exp clear-num flip-+ div-inv
associate-+r-
Counts
4 → 97
Calls
4 calls:
14.0ms
(- (* t z) x)
15.0ms
(- (* y z) x)
241.0ms
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
36.0ms
(/ (- (* y z) x) (- (* t z) x))

series358.0ms

Counts
4 → 12
Calls
4 calls:
32.0ms
(- (* t z) x)
39.0ms
(- (* y z) x)
196.0ms
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
90.0ms
(/ (- (* y z) x) (- (* t z) x))

simplify2.4s

Counts
109 → 109
Iterations

Useful iterations: 3 (906.0ms)

IterNodesCost
01591974
14001922
211891790
334941784
done50001784

prune417.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.2b

localize33.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (+ x (- (* y (/ z (- (* t z) x))) (/ x (- (* t z) x)))) (+ x 1.0))
2.5b
(* y (/ z (- (* t z) x)))
3.3b
(/ x (- (* t z) x))
9.7b
(/ z (- (* t z) x))

rewrite531.0ms

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:
383.0ms
(/ (+ x (- (* y (/ z (- (* t z) x))) (/ x (- (* t z) x)))) (+ x 1.0))
75.0ms
(* y (/ z (- (* t z) x)))
28.0ms
(/ x (- (* t z) x))
37.0ms
(/ z (- (* t z) x))

series363.0ms

Counts
4 → 12
Calls
4 calls:
167.0ms
(/ (+ x (- (* y (/ z (- (* t z) x))) (/ x (- (* t z) x)))) (+ x 1.0))
44.0ms
(* y (/ z (- (* t z) x)))
100.0ms
(/ x (- (* t z) x))
53.0ms
(/ z (- (* t z) x))

simplify2.1s

Counts
145 → 145
Iterations

Useful iterations: 2 (276.0ms)

IterNodesCost
02052667
14712589
213252389
338742389
done50002389

prune571.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.2b

localize22.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ 1 (/ (- (* t z) x) x))
2.5b
(* y (/ z (- (* t z) x)))
3.2b
(/ (- (* t z) x) x)
9.7b
(/ z (- (* t z) x))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
103×times-frac
75×add-sqr-sqrt
70×add-cube-cbrt *-un-lft-identity
24×add-exp-log
19×associate-/r*
18×add-cbrt-cube
15×associate-*r*
10×div-exp
associate-/l*
div-inv
pow1
cbrt-undiv
associate-/r/
add-log-exp
flip3-- frac-2neg associate-*l* clear-num flip--
rec-exp 1-exp prod-exp cbrt-unprod associate-/l/ unswap-sqr
pow-flip div-sub associate-*r/ pow-prod-down *-commutative inv-pow
Counts
4 → 169
Calls
4 calls:
18.0ms
(/ 1 (/ (- (* t z) x) x))
39.0ms
(* y (/ z (- (* t z) x)))
35.0ms
(/ (- (* t z) x) x)
17.0ms
(/ z (- (* t z) x))

series196.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(/ 1 (/ (- (* t z) x) x))
40.0ms
(* y (/ z (- (* t z) x)))
61.0ms
(/ (- (* t z) x) x)
54.0ms
(/ z (- (* t z) x))

simplify2.6s

Counts
181 → 181
Iterations

Useful iterations: 3 (1.5s)

IterNodesCost
02402587
15442339
213532086
337192028
done50002028

prune727.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.2b

localize21.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (+ x (- (pow (/ y (- t (/ x z))) 1) (/ 1 (/ (- (* t z) x) x)))) (+ x 1.0))
0.4b
(/ 1 (/ (- (* t z) x) x))
2.6b
(/ y (- t (/ x z)))
3.2b
(/ (- (* t z) x) x)

rewrite2.8s

Algorithm
rewrite-expression-head
Rules
134×*-un-lft-identity
130×times-frac
97×add-sqr-sqrt
77×add-cube-cbrt
26×associate-/r*
22×distribute-lft-out
21×add-exp-log
15×add-cbrt-cube associate-/l*
14×distribute-lft-out--
13×div-inv
10×div-exp
difference-of-squares
cbrt-undiv
pow1 associate-/r/
frac-2neg clear-num associate-/l/ add-log-exp
rec-exp flip3-- flip3-+ 1-exp div-sub flip-- flip-+
associate-+r- pow-flip inv-pow
Counts
4 → 198
Calls
4 calls:
2.7s
(/ (+ x (- (pow (/ y (- t (/ x z))) 1) (/ 1 (/ (- (* t z) x) x)))) (+ x 1.0))
17.0ms
(/ 1 (/ (- (* t z) x) x))
20.0ms
(/ y (- t (/ x z)))
42.0ms
(/ (- (* t z) x) x)

series380.0ms

Counts
4 → 12
Calls
4 calls:
188.0ms
(/ (+ x (- (pow (/ y (- t (/ x z))) 1) (/ 1 (/ (- (* t z) x) x)))) (+ x 1.0))
60.0ms
(/ 1 (/ (- (* t z) x) x))
60.0ms
(/ y (- t (/ x z)))
71.0ms
(/ (- (* t z) x) x)

simplify3.2s

Counts
210 → 210
Iterations

Useful iterations: 3 (1.8s)

IterNodesCost
03104213
16793787
216733368
349523348
done50003348

prune820.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.2b

regimes162.0ms

Accuracy

0% (0.1b remaining)

Error of 0.4b against oracle of 0.3b and baseline of 0.4b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
01927
12425
done2425

end0.0ms

sample1.8s

Algorithm
intervals
Results
1.2s8343×body80valid