Details

Time bar (total: 10.3s)

sample22.0ms

Algorithm
intervals
Results
9.0ms270×body80valid

simplify1.0s

Counts
1 → 1
Iterations

Useful iterations: 4 (30.0ms)

IterNodesCost
01213
12513
25813
310813
419412
531912
651212
776912
8110812
9134612
10139812
done139812

prune7.0ms

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
(/ (- z y) (+ (- t z) 1.0))
0.5b
(fma a (/ (- z y) (+ (- t z) 1.0)) x)

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
56×*-un-lft-identity
26×add-sqr-sqrt
25×times-frac
14×add-cube-cbrt
12×distribute-lft-out distribute-lft-out--
difference-of-squares
associate-/r* associate-/l*
add-exp-log add-cbrt-cube
pow1 expm1-log1p-u associate-/r/ log1p-expm1-u associate-/l/ add-log-exp
cbrt-undiv flip3-- frac-2neg flip3-+ div-sub div-exp clear-num flip-- flip-+ fma-udef div-inv
Counts
2 → 64
Calls
2 calls:
28.0ms
(/ (- z y) (+ (- t z) 1.0))
0.0ms
(fma a (/ (- z y) (+ (- t z) 1.0)) x)

series141.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(/ (- z y) (+ (- t z) 1.0))
92.0ms
(fma a (/ (- z y) (+ (- t z) 1.0)) x)

simplify1.2s

Counts
70 → 70
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01161048
12791006
2766940
33103936
done5000934

prune180.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

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

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
104×*-un-lft-identity
54×add-sqr-sqrt
51×times-frac
31×associate-*r*
27×add-cube-cbrt
22×distribute-lft-out distribute-lft-out--
11×difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
associate-/r/
expm1-log1p-u flip3-+ associate-*l* flip-+ log1p-expm1-u
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative flip3-- fma-def frac-2neg div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip--
Counts
3 → 120
Calls
3 calls:
15.0ms
(+ (* a (/ (- z y) (+ (- t z) 1.0))) x)
25.0ms
(/ (- z y) (+ (- t z) 1.0))
53.0ms
(* a (/ (- z y) (+ (- t z) 1.0)))

series250.0ms

Counts
3 → 9
Calls
3 calls:
117.0ms
(+ (* a (/ (- z y) (+ (- t z) 1.0))) x)
51.0ms
(/ (- z y) (+ (- t z) 1.0))
83.0ms
(* a (/ (- z y) (+ (- t z) 1.0)))

simplify733.0ms

Counts
129 → 129
Iterations

Useful iterations: 2 (166.0ms)

IterNodesCost
01711889
14581750
215481636
done50001636

prune301.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt (- z y)) (cbrt (- z y)))
0.5b
(cbrt (- z y))
0.5b
(cbrt (- z y))
0.5b
(cbrt (- z y))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
43×cbrt-prod
37×add-sqr-sqrt
35×*-un-lft-identity
18×cbrt-div
15×add-cube-cbrt
11×pow1
10×swap-sqr
flip3-- pow1/3 flip-- distribute-lft-out--
associate-*r* associate-*l*
difference-of-squares
add-exp-log
expm1-log1p-u frac-times add-cbrt-cube log1p-expm1-u add-log-exp unswap-sqr
associate-*r/ pow-prod-down associate-*l/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 109
Calls
4 calls:
20.0ms
(* (cbrt (- z y)) (cbrt (- z y)))
2.0ms
(cbrt (- z y))
2.0ms
(cbrt (- z y))
2.0ms
(cbrt (- z y))

series611.0ms

Counts
4 → 12
Calls
4 calls:
136.0ms
(* (cbrt (- z y)) (cbrt (- z y)))
156.0ms
(cbrt (- z y))
159.0ms
(cbrt (- z y))
159.0ms
(cbrt (- z y))

simplify2.2s

Counts
121 → 121
Iterations

Useful iterations: 3 (696.0ms)

IterNodesCost
01351434
12711320
28141262
335251156
done50001156

prune466.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ (- y z) (/ (+ (- t z) 1.0) a)))
0.0b
(/ (+ (- t z) 1.0) a)
9.9b
(/ (- y z) (/ (+ (- t z) 1.0) a))

rewrite200.0ms

Algorithm
rewrite-expression-head
Rules
874×*-un-lft-identity
713×times-frac
546×add-sqr-sqrt
383×add-cube-cbrt
300×prod-diff
145×distribute-lft-out--
134×distribute-lft-out
80×difference-of-squares
26×div-inv
22×associate-/r*
10×add-exp-log add-cbrt-cube associate-/l*
add-log-exp
cbrt-undiv div-exp associate-/r/ associate-/l/
pow1 expm1-log1p-u fma-neg div-sub log1p-expm1-u
flip3-- frac-2neg clear-num flip--
associate-+l- sub-neg flip3-+ diff-log flip-+ associate--r-
Counts
3 → 501
Calls
3 calls:
83.0ms
(- x (/ (- y z) (/ (+ (- t z) 1.0) a)))
36.0ms
(/ (+ (- t z) 1.0) a)
28.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

series262.0ms

Counts
3 → 9
Calls
3 calls:
93.0ms
(- x (/ (- y z) (/ (+ (- t z) 1.0) a)))
35.0ms
(/ (+ (- t z) 1.0) a)
133.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

simplify617.0ms

Counts
510 → 510
Iterations

Useful iterations: done (585.0ms)

IterNodesCost
065929857
1179627457
done500027085

prune1.2s

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes169.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01839
12239
done2239

end0.0ms

sample538.0ms

Algorithm
intervals
Results
281.0ms8489×body80valid