Details

Time bar (total: 15.7s)

sample24.0ms

Algorithm
intervals
Results
9.0ms256×body80valid
3.0ms256×pre80true

simplify4.0s

Counts
1 → 1
Iterations
IterNodes
done5261
44112
3745
2153
131
010

prune22.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize23.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* (* 2.0 2.0) i) (/ 1.0 i))
0.1b
(/ i (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
11×add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity add-cube-cbrt add-log-exp
cbrt-undiv times-frac div-exp prod-exp cbrt-unprod associate-/l*
pow1 flip3-- associate-*r/ associate-/r/ flip--
clear-num associate-/r* sub-neg frac-2neg diff-log div-inv
Counts
2 → 37
Calls
2 calls:
18.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
49.0ms
(/ i (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))))

series220.0ms

Counts
2 → 6
Calls
2 calls:
102.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
117.0ms
(/ i (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))))

simplify1.4s

Counts
43 → 43
Iterations
IterNodes
done5001
21077
1289
0109

prune159.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* 4.0 i) (/ 1.0 i))
0.1b
(/ i (* (* 2.0 2.0) (- (* 4.0 i) (/ 1.0 i))))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
11×add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity add-cube-cbrt add-log-exp
cbrt-undiv times-frac div-exp prod-exp cbrt-unprod associate-/l*
pow1 flip3-- associate-*r/ associate-/r/ flip--
clear-num associate-/r* sub-neg frac-2neg diff-log div-inv
Counts
2 → 37
Calls
2 calls:
18.0ms
(- (* 4.0 i) (/ 1.0 i))
28.0ms
(/ i (* (* 2.0 2.0) (- (* 4.0 i) (/ 1.0 i))))

series232.0ms

Counts
2 → 6
Calls
2 calls:
82.0ms
(- (* 4.0 i) (/ 1.0 i))
150.0ms
(/ i (* (* 2.0 2.0) (- (* 4.0 i) (/ 1.0 i))))

simplify1.6s

Counts
43 → 43
Iterations
IterNodes
done5003
21075
1286
0108

prune170.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize38.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* (* 2.0 2.0) i) (/ 1.0 i))
0.1b
(/ (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))) i)
0.7b
(/ 1 (/ (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))) i))

rewrite127.0ms

Algorithm
rewrite-expression-head
Rules
46×add-exp-log
36×times-frac
26×add-cbrt-cube
21×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
20×div-exp
12×prod-exp
10×cbrt-undiv associate-/r*
cbrt-unprod div-inv
add-log-exp
pow1 rec-exp 1-exp associate-/l*
clear-num frac-2neg flip3-- associate-*r/ flip-- associate-/l/
sub-neg diff-log associate-/r/ pow-flip inv-pow
Counts
3 → 97
Calls
3 calls:
18.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
43.0ms
(/ (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))) i)
63.0ms
(/ 1 (/ (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))) i))

series486.0ms

Counts
3 → 9
Calls
3 calls:
113.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
231.0ms
(/ (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))) i)
140.0ms
(/ 1 (/ (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))) i))

simplify2.2s

Counts
106 → 106
Iterations
IterNodes
done5004
21886
1522
0185

prune471.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize49.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (* i i) (+ (* (* i i) 1.0) 0.25))
0.1b
(* (* 4.0 (* i (* i i))) (* i (* i i)))
0.1b
(* i (* i i))
0.1b
(* i (* i i))

rewrite339.0ms

Algorithm
rewrite-expression-head
Rules
91×pow1
73×add-cbrt-cube add-exp-log
51×pow-prod-down prod-exp cbrt-unprod
10×add-sqr-sqrt pow-prod-up
associate-*l*
*-un-lft-identity add-cube-cbrt
associate-*r*
*-commutative add-log-exp
unswap-sqr
pow2 pow-plus cube-unmult associate-*r/ pow-sqr
distribute-rgt-in distribute-lft-in flip3-+ flip-+
Counts
4 → 117
Calls
4 calls:
83.0ms
(* (* i i) (+ (* (* i i) 1.0) 0.25))
225.0ms
(* (* 4.0 (* i (* i i))) (* i (* i i)))
13.0ms
(* i (* i i))
13.0ms
(* i (* i i))

series298.0ms

Counts
4 → 12
Calls
4 calls:
132.0ms
(* (* i i) (+ (* (* i i) 1.0) 0.25))
79.0ms
(* (* 4.0 (* i (* i i))) (* i (* i i)))
38.0ms
(* i (* i i))
49.0ms
(* i (* i i))

simplify2.0s

Counts
129 → 129
Iterations
IterNodes
done5000
21941
1434
0130

prune342.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes28.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 0.2b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done12
112
010

end0.0ms

sample1.4s

Algorithm
intervals
Results
1.0s8000×body80valid
123.0ms8000×pre80true