Details

Time bar (total: 19.1s)

sample28.0ms

Algorithm
intervals
Results
15.0ms272×body80valid

simplify2.7s

Counts
1 → 1
Iterations
IterNodes
done5000
83253
71321
6488
5206
4113
364
239
125
013

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.8b

localize47.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (- (* y z) x) (- (* t z) x)))
0.0b
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
10.0b
(/ (- (* y z) x) (- (* t z) x))

rewrite238.0ms

Algorithm
rewrite-expression-head
Rules
44×*-un-lft-identity
25×times-frac
22×add-sqr-sqrt add-cube-cbrt
11×distribute-lft-out
associate-/r* add-cbrt-cube add-exp-log associate-/l*
add-log-exp
div-sub associate-/r/ associate-/l/
expm1-log1p-u pow1 fma-def flip3-+ flip-+ insert-posit16 log1p-expm1-u
cbrt-undiv clear-num associate-+r- frac-2neg flip3-- div-exp div-inv flip--
+-commutative sum-log
Counts
3 → 98
Calls
3 calls:
52.0ms
(+ x (/ (- (* y z) x) (- (* t z) x)))
137.0ms
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
46.0ms
(/ (- (* y z) x) (- (* t z) x))

series412.0ms

Counts
3 → 9
Calls
3 calls:
142.0ms
(+ x (/ (- (* y z) x) (- (* t z) x)))
190.0ms
(/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0))
80.0ms
(/ (- (* y z) x) (- (* t z) x))

simplify2.9s

Counts
107 → 107
Iterations
IterNodes
done5000
34710
21252
1413
0158

prune612.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- (fma (/ y (- (* t z) x)) z x) (/ x (- (* t z) x))) (+ x 1.0))
3.0b
(/ x (- (* t z) x))
3.4b
(/ y (- (* t z) x))
3.8b
(fma (/ y (- (* t z) x)) z x)

rewrite128.0ms

Algorithm
rewrite-expression-head
Rules
57×add-sqr-sqrt
56×*-un-lft-identity
47×times-frac
32×add-cube-cbrt
12×associate-/l*
10×associate-/r* add-cbrt-cube add-exp-log difference-of-squares
distribute-lft-out
associate-/r/
distribute-lft-out--
expm1-log1p-u pow1 insert-posit16 log1p-expm1-u add-log-exp
cbrt-undiv clear-num frac-2neg flip3-- div-exp div-inv flip--
associate-/l/
flip3-+ div-sub flip-+ fma-udef
Counts
4 → 129
Calls
4 calls:
96.0ms
(/ (- (fma (/ y (- (* t z) x)) z x) (/ x (- (* t z) x))) (+ x 1.0))
18.0ms
(/ x (- (* t z) x))
12.0ms
(/ y (- (* t z) x))
0.0ms
(fma (/ y (- (* t z) x)) z x)

series379.0ms

Counts
4 → 12
Calls
4 calls:
164.0ms
(/ (- (fma (/ y (- (* t z) x)) z x) (/ x (- (* t z) x))) (+ x 1.0))
86.0ms
(/ x (- (* t z) x))
52.0ms
(/ y (- (* t z) x))
77.0ms
(fma (/ y (- (* t z) x)) z x)

simplify1.8s

Counts
141 → 141
Iterations
IterNodes
done5000
21695
1516
0219

prune939.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ 1 (/ (- (* t z) x) y))
3.0b
(/ x (- (* t z) x))
3.4b
(/ (- (* t z) x) y)
3.8b
(fma (/ 1 (/ (- (* t z) x) y)) z x)

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
93×times-frac
62×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
19×associate-/r* add-exp-log
13×add-cbrt-cube
div-exp associate-/l*
div-inv
pow1 cbrt-undiv
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg associate-/r/
rec-exp flip3-- 1-exp flip-- associate-/l/
div-sub fma-udef pow-flip inv-pow
Counts
4 → 155
Calls
4 calls:
19.0ms
(/ 1 (/ (- (* t z) x) y))
12.0ms
(/ x (- (* t z) x))
22.0ms
(/ (- (* t z) x) y)
0.0ms
(fma (/ 1 (/ (- (* t z) x) y)) z x)

series307.0ms

Counts
4 → 12
Calls
4 calls:
68.0ms
(/ 1 (/ (- (* t z) x) y))
105.0ms
(/ x (- (* t z) x))
74.0ms
(/ (- (* t z) x) y)
60.0ms
(fma (/ 1 (/ (- (* t z) x) y)) z x)

simplify2.1s

Counts
167 → 167
Iterations
IterNodes
done5000
21684
1566
0233

prune869.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (* (- (* y z) x) (/ 1 (- (* t z) x))))
0.0b
(/ (+ x (* (- (* y z) x) (/ 1 (- (* t z) x)))) (+ x 1.0))
0.6b
(/ 1 (- (* t z) x))
9.8b
(* (- (* y z) x) (/ 1 (- (* t z) x)))

rewrite175.0ms

Algorithm
rewrite-expression-head
Rules
39×*-un-lft-identity
37×add-sqr-sqrt
32×times-frac
30×add-cube-cbrt
19×add-exp-log
15×associate-*r*
13×add-cbrt-cube
pow1 associate-/r*
associate-/r/ associate-/l* add-log-exp
div-exp
expm1-log1p-u flip3-- prod-exp insert-posit16 log1p-expm1-u flip-- distribute-lft-out
cbrt-undiv fma-def flip3-+ associate-*l* flip-+ div-inv unswap-sqr
frac-times rec-exp clear-num frac-2neg 1-exp associate-*l/ cbrt-unprod associate-/l/
+-commutative sum-log pow-prod-down associate-*r/ un-div-inv *-commutative pow-flip inv-pow
Counts
4 → 136
Calls
4 calls:
7.0ms
(+ x (* (- (* y z) x) (/ 1 (- (* t z) x))))
43.0ms
(/ (+ x (* (- (* y z) x) (/ 1 (- (* t z) x)))) (+ x 1.0))
34.0ms
(/ 1 (- (* t z) x))
88.0ms
(* (- (* y z) x) (/ 1 (- (* t z) x)))

series472.0ms

Counts
4 → 12
Calls
4 calls:
116.0ms
(+ x (* (- (* y z) x) (/ 1 (- (* t z) x))))
229.0ms
(/ (+ x (* (- (* y z) x) (/ 1 (- (* t z) x)))) (+ x 1.0))
30.0ms
(/ 1 (- (* t z) x))
96.0ms
(* (- (* y z) x) (/ 1 (- (* t z) x)))

simplify2.0s

Counts
148 → 148
Iterations
IterNodes
done5001
21683
1507
0200

prune863.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

regimes382.0ms

Accuracy

33.4% (2.8b remaining)

Error of 3.2b against oracle of 0.4b and baseline of 4.6b

bsearch132.0ms

Steps
ItersRangePoint
8
3.73373204307318e+54
1.429091952413382e+57
1.415907658888434e+57
5
-1.495364199204186e-61
-4.627376998772586e-62
-7.259731899519289e-62

simplify10.0ms

Iterations
IterNodes
done38
138
030

end0.0ms

sample1.5s

Algorithm
intervals
Results
1.2s8327×body80valid