Details

Time bar (total: 19.3s)

sample155.0ms

Algorithm
intervals
Results
42.0ms41×body1280valid
39.0ms21×body2560valid
22.0ms140×body80valid
21.0ms30×body640valid
14.0msbody160valid
9.0ms17×body320valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done11
111
08

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.6b

localize16.0ms

Local error

Found 3 expressions with local error:

7.2b
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
26.5b
(sin (/ x (* y 2.0)))
26.8b
(tan (/ x (* y 2.0)))

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-cbrt-cube add-exp-log
pow1 associate-/r* insert-posit16 associate-/l* add-log-exp
tan-quot
cbrt-undiv clear-num frac-2neg div-exp div-inv associate-/l/
Counts
3 → 46
Calls
3 calls:
10.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
22.0ms
(sin (/ x (* y 2.0)))
3.0ms
(tan (/ x (* y 2.0)))

series114.0ms

Counts
3 → 9
Calls
3 calls:
57.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
10.0ms
(sin (/ x (* y 2.0)))
46.0ms
(tan (/ x (* y 2.0)))

simplify1.2s

Counts
55 → 55
Iterations
IterNodes
done5001
31506
2411
1147
080

prune287.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 24.8b

localize0.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune55.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 24.8b

localize35.0ms

Local error

Found 4 expressions with local error:

7.2b
(/ (/ (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))) (sin (/ x (* y 2.0))))
26.5b
(sin (/ x (* y 2.0)))
26.5b
(sin (/ x (* y 2.0)))
26.8b
(cos (/ x (* y 2.0)))

rewrite77.0ms

Algorithm
rewrite-expression-head
Rules
75×times-frac
46×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
13×associate-/l*
add-cbrt-cube add-exp-log
div-inv
pow1 insert-posit16 add-log-exp
cbrt-undiv associate-/r* div-exp
clear-num frac-2neg associate-/l/
Counts
4 → 95
Calls
4 calls:
50.0ms
(/ (/ (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))) (sin (/ x (* y 2.0))))
7.0ms
(sin (/ x (* y 2.0)))
8.0ms
(sin (/ x (* y 2.0)))
9.0ms
(cos (/ x (* y 2.0)))

series75.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(/ (/ (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))) (sin (/ x (* y 2.0))))
15.0ms
(sin (/ x (* y 2.0)))
14.0ms
(sin (/ x (* y 2.0)))
20.0ms
(cos (/ x (* y 2.0)))

simplify2.8s

Counts
107 → 107
Iterations
IterNodes
done5045
34255
21137
1388
0164

prune506.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 24.8b

localize33.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ 1 (cos (/ (/ x y) 2.0)))
17.8b
(posit16->real (real->posit16 (/ 1 (cos (/ (/ x y) 2.0)))))
26.8b
(cos (/ (/ x y) 2.0))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-exp-log
add-cbrt-cube
pow1
associate-/r* insert-posit16 associate-/l* add-log-exp
div-exp
cbrt-undiv rec-exp clear-num frac-2neg 1-exp div-inv remove-posit16 pow-flip inv-pow
Counts
3 → 49
Calls
3 calls:
7.0ms
(/ 1 (cos (/ (/ x y) 2.0)))
0.0ms
(posit16->real (real->posit16 (/ 1 (cos (/ (/ x y) 2.0)))))
6.0ms
(cos (/ (/ x y) 2.0))

series67.0ms

Counts
3 → 9
Calls
3 calls:
21.0ms
(/ 1 (cos (/ (/ x y) 2.0)))
21.0ms
(posit16->real (real->posit16 (/ 1 (cos (/ (/ x y) 2.0)))))
24.0ms
(cos (/ (/ x y) 2.0))

simplify3.8s

Counts
58 → 58
Iterations
IterNodes
done5001
51835
4885
3473
2253
1120
072

prune473.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 24.6b

regimes723.0ms

Accuracy

30% (2.2b remaining)

Error of 28.4b against oracle of 26.2b and baseline of 29.3b

bsearch265.0ms

Steps
ItersRangePoint
10
1.9003459038378059e+226
5.785986191432312e+237
5.725300019950944e+237
2
0.0
3.515619681515683e-309
4.3945246018946e-310

simplify3.0ms

Iterations
IterNodes
done21
121
016

end0.0ms

sample8.5s

Algorithm
intervals
Results
2.6s1409×body1280valid
2.1s636×body2560valid
1.8s4067×body80valid
1.1s995×body640valid
491.0ms584×body320valid
196.0ms309×body160valid