Details

Time bar (total: 13.6s)

sample33.0ms

Algorithm
intervals
Results
13.0ms324×body80valid

simplify6.9s

Counts
1 → 1
Iterations

Useful iterations: 7 (1.2s)

IterNodesCost
01213
12213
25012
312211
427311
548711
673811
7106810
8169110
9360810
done500010

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
0.0b
(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
7×add-exp-log *-un-lft-identity add-cbrt-cube
5×add-sqr-sqrt add-cube-cbrt
4×add-log-exp
3×fma-def times-frac associate-/r*
2×pow1 cbrt-undiv expm1-log1p-u associate-*r/ div-exp log1p-expm1-u associate-/l/
1×+-commutative flip3-- frac-2neg flip3-+ prod-exp clear-num sum-log flip-- cbrt-unprod flip-+ div-inv distribute-lft-out associate-/l*
Counts
2 → 42
Calls
2 calls:
31.0ms
(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
63.0ms
(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

series98.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
65.0ms
(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

simplify1.2s

Counts
48 → 48
Iterations

Useful iterations: done (1.2s)

IterNodesCost
095763
1265711
2928596
done5001574

prune174.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 4.0 (- (/ x y) (/ z y)))
0.0b
(+ 1.0 (+ 1.0 (* 4.0 (- (/ x y) (/ z y)))))
0.0b
(- (/ x y) (/ z y))

rewrite300.0ms

Algorithm
rewrite-expression-head
Rules
731×times-frac
589×add-sqr-sqrt
581×*-un-lft-identity
563×add-cube-cbrt
507×prod-diff
171×distribute-rgt-in distribute-lft-in
83×div-inv
13×fma-neg
12×associate-*r*
10×add-log-exp
8×distribute-lft-out-- difference-of-squares
5×pow1 add-exp-log add-cbrt-cube
4×associate-*r/
3×expm1-log1p-u sub-neg fma-def associate-*l* sum-log log1p-expm1-u
2×flip3-- distribute-rgt-out-- frac-sub flip-- sub-div
1×+-commutative associate-+r+ flip3-+ diff-log pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ distribute-lft-out unswap-sqr
Counts
3 → 601
Calls
3 calls:
159.0ms
(* 4.0 (- (/ x y) (/ z y)))
19.0ms
(+ 1.0 (+ 1.0 (* 4.0 (- (/ x y) (/ z y)))))
52.0ms
(- (/ x y) (/ z y))

series138.0ms

Counts
3 → 9
Calls
3 calls:
56.0ms
(* 4.0 (- (/ x y) (/ z y)))
52.0ms
(+ 1.0 (+ 1.0 (* 4.0 (- (/ x y) (/ z y)))))
30.0ms
(- (/ x y) (/ z y))

simplify2.8s

Counts
610 → 610
Iterations

Useful iterations: done (2.8s)

IterNodesCost
074725065
1124922055
2271016217
done500012430

prune662.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes113.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01213
11613
done1613

end0.0ms

sample1.0s

Algorithm
intervals
Results
499.0ms10143×body80valid