Details

Time bar (total: 12.3s)

sample42.0ms

Algorithm
intervals
Results
20.0ms256×body80valid
7.0ms256×pre80true

simplify1.8s

Counts
1 → 1
Iterations
IterNodes
done5002
3709
2152
133
010

prune7.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* 4 i) (/ 1.0 i))
0.1b
(/ i (* (- (* 4 i) (/ 1.0 i)) 4))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
13×prod-diff
12×times-frac
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
7×add-cbrt-cube add-exp-log
4×add-log-exp
3×associate-/l*
2×expm1-log1p-u pow1 cbrt-undiv flip3-- div-exp associate-*l/ associate-/r/ insert-posit16 log1p-expm1-u div-inv flip--
1×clear-num associate-/r* sub-neg frac-2neg fma-neg diff-log prod-exp cbrt-unprod
Counts
2 → 55
Calls
2 calls:
13.0ms
(- (* 4 i) (/ 1.0 i))
29.0ms
(/ i (* (- (* 4 i) (/ 1.0 i)) 4))

series207.0ms

Counts
2 → 6
Calls
2 calls:
95.0ms
(- (* 4 i) (/ 1.0 i))
112.0ms
(/ i (* (- (* 4 i) (/ 1.0 i)) 4))

simplify1.4s

Counts
61 → 61
Iterations
IterNodes
done5006
21523
1491
0189

prune237.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize18.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* i 4) (/ 1.0 i))
0.1b
(/ i (* (- (* i 4) (/ 1.0 i)) 4))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
13×prod-diff
12×times-frac
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
7×add-cbrt-cube add-exp-log
4×add-log-exp
3×associate-/l*
2×expm1-log1p-u pow1 cbrt-undiv flip3-- div-exp associate-*l/ associate-/r/ insert-posit16 log1p-expm1-u div-inv flip--
1×clear-num associate-/r* sub-neg frac-2neg fma-neg diff-log prod-exp cbrt-unprod
Counts
2 → 55
Calls
2 calls:
13.0ms
(- (* i 4) (/ 1.0 i))
21.0ms
(/ i (* (- (* i 4) (/ 1.0 i)) 4))

series193.0ms

Counts
2 → 6
Calls
2 calls:
76.0ms
(- (* i 4) (/ 1.0 i))
117.0ms
(/ i (* (- (* i 4) (/ 1.0 i)) 4))

simplify1.6s

Counts
61 → 61
Iterations
IterNodes
done5002
21479
1491
0190

prune240.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* i 4) (/ 1.0 i))
0.1b
(/ 1 (- (* i 4) (/ 1.0 i)))
0.1b
(* (/ 1 (- (* i 4) (/ 1.0 i))) (/ i 4))

rewrite108.0ms

Algorithm
rewrite-expression-head
Rules
49×add-sqr-sqrt
43×times-frac
34×*-un-lft-identity
32×add-cube-cbrt
29×add-exp-log
17×add-cbrt-cube
15×associate-*l*
13×associate-*r* prod-diff
10×div-exp
8×prod-exp
6×pow1 unswap-sqr
5×cbrt-undiv add-log-exp
4×associate-/r/ cbrt-unprod div-inv
3×expm1-log1p-u rec-exp associate-/r* flip3-- 1-exp insert-posit16 log1p-expm1-u flip-- associate-/l*
1×frac-times clear-num sub-neg frac-2neg fma-neg diff-log pow-prod-down associate-*l/ associate-*r/ *-commutative pow-flip inv-pow
Counts
3 → 126
Calls
3 calls:
13.0ms
(- (* i 4) (/ 1.0 i))
25.0ms
(/ 1 (- (* i 4) (/ 1.0 i)))
66.0ms
(* (/ 1 (- (* i 4) (/ 1.0 i))) (/ i 4))

series267.0ms

Counts
3 → 9
Calls
3 calls:
84.0ms
(- (* i 4) (/ 1.0 i))
71.0ms
(/ 1 (- (* i 4) (/ 1.0 i)))
111.0ms
(* (/ 1 (- (* i 4) (/ 1.0 i))) (/ i 4))

simplify1.9s

Counts
135 → 135
Iterations
IterNodes
done5001
22490
1813
0291

prune512.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize59.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma (pow i 5) 16.0 (* 4.0 (* (* i i) i)))
0.0b
(* 4.0 (* (* i i) i))
0.0b
(* (- (fma 1.0 i (fma (pow i 5) 16.0 (* 4.0 (* (* i i) i))))) (/ i 4))
0.1b
(* (* i i) i)

rewrite121.0ms

Algorithm
rewrite-expression-head
Rules
34×pow1
23×add-cbrt-cube add-exp-log
22×add-sqr-sqrt
17×associate-*r*
16×*-un-lft-identity add-cube-cbrt
14×associate-*l*
11×prod-exp cbrt-unprod
10×times-frac pow-prod-down
6×pow-plus pow-prod-up
4×expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
3×distribute-lft-neg-in distribute-rgt-neg-in *-commutative unswap-sqr
2×pow2 pow-sqr
1×distribute-lft-neg-out cbrt-undiv neg-mul-1 div-exp pow3 associate-*r/ fma-udef div-inv
Counts
4 → 109
Calls
4 calls:
1.0ms
(fma (pow i 5) 16.0 (* 4.0 (* (* i i) i)))
67.0ms
(* 4.0 (* (* i i) i))
18.0ms
(* (- (fma 1.0 i (fma (pow i 5) 16.0 (* 4.0 (* (* i i) i))))) (/ i 4))
31.0ms
(* (* i i) i)

series457.0ms

Counts
4 → 12
Calls
4 calls:
171.0ms
(fma (pow i 5) 16.0 (* 4.0 (* (* i i) i)))
41.0ms
(* 4.0 (* (* i i) i))
175.0ms
(* (- (fma 1.0 i (fma (pow i 5) 16.0 (* 4.0 (* (* i i) i))))) (/ i 4))
68.0ms
(* (* i i) i)

simplify1.6s

Counts
121 → 121
Iterations
IterNodes
done5001
21245
1437
0165

prune392.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes22.0ms

Accuracy

0% (0.1b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 0.3b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done10
110
08

end0.0ms

sample934.0ms

Algorithm
intervals
Results
652.0ms8000×body80valid
168.0ms8000×pre80true