Details

Time bar (total: 5.3s)

sample95.0ms

Algorithm
halfpoints
Results

simplify25.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
25.0ms
(+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3))

prune64.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize100.0ms

Local error

Found 2 expressions with local error:

0.2b
(*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1)
0.2b
(+.p16 (real->posit16 3) (+.p16 d2 d3))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
+-commutative associate-+r+ *-commutative
Counts
2 → 3
Calls
2 calls:
Slowest
21.0ms
(+.p16 (real->posit16 3) (+.p16 d2 d3))
10.0ms
(*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1)

series0.0ms

Counts
2 → 2
Calls
2 calls:
Slowest
0.0ms
(*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1)
0.0ms
(+.p16 (real->posit16 3) (+.p16 d2 d3))

simplify31.0ms

Counts
2 → 5
Calls
2 calls:
Slowest
17.0ms
(*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1)
14.0ms
(*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1)

prune108.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize68.0ms

Local error

Found 2 expressions with local error:

0.2b
(*.p16 (+.p16 (+.p16 (real->posit16 3) d2) d3) d1)
0.2b
(+.p16 (+.p16 (real->posit16 3) d2) d3)

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
+-commutative associate-+l+ *-commutative
Counts
2 → 3
Calls
2 calls:
Slowest
13.0ms
(*.p16 (+.p16 (+.p16 (real->posit16 3) d2) d3) d1)
9.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)

series0.0ms

Counts
2 → 2
Calls
2 calls:
Slowest
0.0ms
(*.p16 (+.p16 (+.p16 (real->posit16 3) d2) d3) d1)
0.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)

simplify2.0ms

Counts
1 → 5
Calls
1 calls:
Slowest
2.0ms
(real->posit16 3)

prune146.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.1b

localize203.0ms

Local error

Found 2 expressions with local error:

0.4b
(+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3))
0.4b
(+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
p16-distribute-lft-out distribute-lft-out
+-commutative
associate-+l+
Counts
2 → 9
Calls
2 calls:
Slowest
19.0ms
(+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2))
11.0ms
(+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3))

series0.0ms

Counts
2 → 2
Calls
2 calls:
Slowest
0.0ms
(+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3))
0.0ms
(+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2))

simplify182.0ms

Counts
9 → 11
Calls
9 calls:
Slowest
55.0ms
(+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3))
49.0ms
(+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3))
17.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)
15.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)
15.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)

prune442.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.1b

localize184.0ms

Local error

Found 2 expressions with local error:

0.4b
(+.p16 (*.p16 d1 (+.p16 (real->posit16 3) d2)) (*.p16 d1 d3))
0.2b
(*.p16 d1 (+.p16 (real->posit16 3) d2))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
distribute-rgt-in associate-+l+ distribute-lft-in
+-commutative p16-distribute-lft-out *-commutative distribute-lft-out
Counts
2 → 8
Calls
2 calls:
Slowest
7.0ms
(+.p16 (*.p16 d1 (+.p16 (real->posit16 3) d2)) (*.p16 d1 d3))
6.0ms
(*.p16 d1 (+.p16 (real->posit16 3) d2))

series0.0ms

Counts
2 → 2
Calls
2 calls:
Slowest
0.0ms
(+.p16 (*.p16 d1 (+.p16 (real->posit16 3) d2)) (*.p16 d1 d3))
0.0ms
(*.p16 d1 (+.p16 (real->posit16 3) d2))

simplify60.0ms

Counts
8 → 10
Calls
8 calls:
Slowest
17.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)
16.0ms
(+.p16 (+.p16 (real->posit16 3) d2) d3)
6.0ms
(*.p16 d1 (real->posit16 3))
6.0ms
(*.p16 (real->posit16 3) d1)
5.0ms
(+.p16 (real->posit16 3) d2)

prune339.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.1b

regimes394.0ms

Accuracy

-∞% (-63.7b remaining)

Error of 0.3b against oracle of 64.0b and baseline of 64.0b

bsearch1.0ms

end0.0ms

sample2.7s

Algorithm
halfpoints
Results