Details

Time bar (total: 17.0s)

sample50.0ms

Algorithm
intervals
Results
22.0ms317×body80valid

simplify202.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01011
11511
22511
34111
46211
57911
69511
711211
811911
912211
done12211

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.9b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ y z) (/ t (- 1.0 z)))
0.0b
(/ t (- 1.0 z))
4.6b
(* x (- (/ y z) (/ t (- 1.0 z))))

rewrite558.0ms

Algorithm
rewrite-expression-head
Rules
1192×times-frac
1082×add-sqr-sqrt
1078×*-un-lft-identity
819×prod-diff
814×add-cube-cbrt
275×distribute-rgt-in distribute-lft-in
129×distribute-lft-out-- difference-of-squares
104×div-inv
80×associate-/r/
42×flip3-- flip--
13×fma-neg
10×associate-*r*
7×add-exp-log add-cbrt-cube
5×pow1 associate-/r* add-log-exp
3×expm1-log1p-u sub-neg associate-*r/ associate-*l* log1p-expm1-u associate-/l*
2×frac-sub
1×cbrt-undiv frac-2neg diff-log div-exp pow-prod-down prod-exp clear-num *-commutative cbrt-unprod unswap-sqr
Counts
3 → 927
Calls
3 calls:
101.0ms
(- (/ y z) (/ t (- 1.0 z)))
23.0ms
(/ t (- 1.0 z))
311.0ms
(* x (- (/ y z) (/ t (- 1.0 z))))

series166.0ms

Counts
3 → 9
Calls
3 calls:
41.0ms
(- (/ y z) (/ t (- 1.0 z)))
52.0ms
(/ t (- 1.0 z))
74.0ms
(* x (- (/ y z) (/ t (- 1.0 z))))

simplify3.2s

Counts
936 → 936
Iterations

Useful iterations: done (3.1s)

IterNodesCost
0100949986
1165444871
2350733786
done500033785

prune2.1s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ t (- 1.0 z))
0.0b
(+ (/ (* x y) z) (* x (- (/ t (- 1.0 z)))))
1.5b
(* x (- (/ t (- 1.0 z))))
4.4b
(/ (* x y) z)

rewrite152.0ms

Algorithm
rewrite-expression-head
Rules
60×add-sqr-sqrt
58×*-un-lft-identity
51×times-frac
46×associate-*r*
38×add-cube-cbrt
21×distribute-lft-neg-in distribute-rgt-neg-in
13×add-exp-log add-cbrt-cube
10×distribute-lft-out-- difference-of-squares
8×associate-/r*
7×fma-def
6×pow1 associate-/r/ add-log-exp
5×div-inv
4×expm1-log1p-u log1p-expm1-u associate-/l*
3×cbrt-undiv flip3-- div-exp associate-*l* distribute-rgt-neg-out flip--
2×frac-2neg associate-*r/ prod-exp clear-num cbrt-unprod distribute-neg-frac
1×+-commutative neg-mul-1 flip3-+ unsub-neg pow-prod-down frac-add sum-log *-commutative flip-+ unswap-sqr
Counts
4 → 150
Calls
4 calls:
12.0ms
(/ t (- 1.0 z))
19.0ms
(+ (/ (* x y) z) (* x (- (/ t (- 1.0 z)))))
106.0ms
(* x (- (/ t (- 1.0 z))))
10.0ms
(/ (* x y) z)

series704.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(/ t (- 1.0 z))
509.0ms
(+ (/ (* x y) z) (* x (- (/ t (- 1.0 z)))))
111.0ms
(* x (- (/ t (- 1.0 z))))
39.0ms
(/ (* x y) z)

simplify1.6s

Counts
162 → 162
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02611745
16291609
219361513
done50011478

prune677.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (/ 1 (/ z (* x y))) (* x (- (/ t (- 1.0 z)))))
0.7b
(/ 1 (/ z (* x y)))
1.5b
(* x (- (/ t (- 1.0 z))))
4.2b
(/ z (* x y))

rewrite173.0ms

Algorithm
rewrite-expression-head
Rules
96×times-frac
70×add-sqr-sqrt
68×*-un-lft-identity
56×add-cube-cbrt
46×associate-*r*
32×add-exp-log
26×fma-def
21×distribute-lft-neg-in distribute-rgt-neg-in
20×add-cbrt-cube
14×div-exp
12×div-inv
8×associate-/r*
7×pow1 cbrt-undiv
6×associate-/r/ associate-/l* distribute-lft-out-- add-log-exp difference-of-squares
5×prod-exp
4×expm1-log1p-u log1p-expm1-u
3×rec-exp 1-exp associate-*l* distribute-rgt-neg-out cbrt-unprod
2×flip3-- frac-2neg associate-*r/ clear-num flip-- distribute-neg-frac
1×+-commutative neg-mul-1 pow-flip flip3-+ unsub-neg pow-prod-down frac-add sum-log *-commutative flip-+ inv-pow unswap-sqr
Counts
4 → 188
Calls
4 calls:
51.0ms
(+ (/ 1 (/ z (* x y))) (* x (- (/ t (- 1.0 z)))))
18.0ms
(/ 1 (/ z (* x y)))
62.0ms
(* x (- (/ t (- 1.0 z))))
23.0ms
(/ z (* x y))

series249.0ms

Counts
4 → 12
Calls
4 calls:
96.0ms
(+ (/ 1 (/ z (* x y))) (* x (- (/ t (- 1.0 z)))))
29.0ms
(/ 1 (/ z (* x y)))
83.0ms
(* x (- (/ t (- 1.0 z))))
40.0ms
(/ z (* x y))

simplify1.6s

Counts
200 → 200
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02822035
16771788
220271580
done50001551

prune675.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (/ (* x y) z) (* x (- (/ 1 (/ (- 1.0 z) t)))))
0.5b
(/ 1 (/ (- 1.0 z) t))
1.5b
(* x (- (/ 1 (/ (- 1.0 z) t))))
4.4b
(/ (* x y) z)

rewrite249.0ms

Algorithm
rewrite-expression-head
Rules
327×times-frac
222×add-sqr-sqrt
220×*-un-lft-identity
160×add-cube-cbrt
128×associate-*r*
62×distribute-lft-neg-in distribute-rgt-neg-in
30×distribute-lft-out-- difference-of-squares
22×add-exp-log associate-/r*
16×add-cbrt-cube
15×div-inv
9×div-exp
7×pow1 fma-def
6×add-log-exp
5×cbrt-undiv
4×expm1-log1p-u log1p-expm1-u associate-/l*
3×associate-*l* associate-/r/ distribute-rgt-neg-out
2×rec-exp frac-2neg 1-exp associate-*r/ prod-exp clear-num cbrt-unprod distribute-neg-frac
1×+-commutative neg-mul-1 pow-flip flip3-+ unsub-neg pow-prod-down frac-add sum-log *-commutative flip-+ inv-pow unswap-sqr
Counts
4 → 295
Calls
4 calls:
34.0ms
(+ (/ (* x y) z) (* x (- (/ 1 (/ (- 1.0 z) t)))))
37.0ms
(/ 1 (/ (- 1.0 z) t))
127.0ms
(* x (- (/ 1 (/ (- 1.0 z) t))))
15.0ms
(/ (* x y) z)

series242.0ms

Counts
4 → 12
Calls
4 calls:
100.0ms
(+ (/ (* x y) z) (* x (- (/ 1 (/ (- 1.0 z) t)))))
30.0ms
(/ 1 (/ (- 1.0 z) t))
79.0ms
(* x (- (/ 1 (/ (- 1.0 z) t))))
33.0ms
(/ (* x y) z)

simplify1.9s

Counts
307 → 307
Iterations

Useful iterations: done (1.9s)

IterNodesCost
04604206
111243176
225702895
done50002852

prune829.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

regimes231.0ms

Accuracy

57.2% (2.4b remaining)

Error of 2.4b against oracle of 0.0b and baseline of 5.6b

bsearch1.0ms

simplify10.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03066
14366
25166
35366
done5366

end0.0ms

sample1.3s

Algorithm
intervals
Results
678.0ms10056×body80valid