Details

Time bar (total: 14.2s)

sample110.0ms

Algorithm
intervals
Results
93.0ms256×body80valid

simplify1.5s

Counts
1 → 1
Iterations
IterNodes
72379
6986
5443
4179
379
239
120
012

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ 2 (* (- 2 (/ 2 (+ 1 t))) (- 2 (/ 2 (+ 1 t))))))
0.0b
(* (- 2 (/ 2 (+ 1 t))) (- 2 (/ 2 (+ 1 t))))
3.8b
(- 2 (/ 2 (+ 1 t)))
3.8b
(- 2 (/ 2 (+ 1 t)))

rewrite165.0ms

Algorithm
rewrite-expression-head
Rules
48×add-sqr-sqrt
34×*-un-lft-identity
16×add-cube-cbrt
15×times-frac
12×pow1 difference-of-squares
10×add-exp-log
8×flip3-- add-cbrt-cube swap-sqr flip-- distribute-lft-out-- add-log-exp
6×associate-*r* associate-*l*
4×frac-times sub-neg insert-posit16
3×associate-/r* associate-/l*
2×distribute-rgt-in distribute-lft-in diff-log div-exp associate-*l/ associate-*r/ associate-/r/
1×pow2 cbrt-undiv rec-exp clear-num frac-2neg flip3-+ pow-plus 1-exp pow-prod-down prod-exp pow-sqr *-commutative pow-prod-up cbrt-unprod flip-+ div-inv pow-flip inv-pow unswap-sqr
Counts
4 → 115
Calls
4 calls:
11.0ms
(/ 1 (+ 2 (* (- 2 (/ 2 (+ 1 t))) (- 2 (/ 2 (+ 1 t))))))
120.0ms
(* (- 2 (/ 2 (+ 1 t))) (- 2 (/ 2 (+ 1 t))))
11.0ms
(- 2 (/ 2 (+ 1 t)))
18.0ms
(- 2 (/ 2 (+ 1 t)))

series157.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(/ 1 (+ 2 (* (- 2 (/ 2 (+ 1 t))) (- 2 (/ 2 (+ 1 t))))))
42.0ms
(* (- 2 (/ 2 (+ 1 t))) (- 2 (/ 2 (+ 1 t))))
24.0ms
(- 2 (/ 2 (+ 1 t)))
31.0ms
(- 2 (/ 2 (+ 1 t)))

simplify4.2s

Counts
127 → 127
Iterations
IterNodes
35456
21382
1428
0168

prune1.1s

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize85.0ms

Local error

Found 4 expressions with local error:

3.8b
(- 2 (/ 2 (+ t 1)))
3.8b
(- 2 (/ 2 (+ t 1)))
3.8b
(- 2 (/ 2 (+ t 1)))
3.8b
(- 2 (/ 2 (+ t 1)))

rewrite64.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
12×*-un-lft-identity add-log-exp
8×difference-of-squares
4×pow1 sub-neg times-frac flip3-- add-cbrt-cube diff-log add-exp-log add-cube-cbrt insert-posit16 flip-- distribute-lft-out--
Counts
4 → 64
Calls
4 calls:
12.0ms
(- 2 (/ 2 (+ t 1)))
17.0ms
(- 2 (/ 2 (+ t 1)))
23.0ms
(- 2 (/ 2 (+ t 1)))
11.0ms
(- 2 (/ 2 (+ t 1)))

series142.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(- 2 (/ 2 (+ t 1)))
38.0ms
(- 2 (/ 2 (+ t 1)))
34.0ms
(- 2 (/ 2 (+ t 1)))
34.0ms
(- 2 (/ 2 (+ t 1)))

simplify4.0s

Counts
76 → 76
Iterations
IterNodes
53809
41549
3667
2271
1119
050

prune1.2s

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify5.0ms

Iterations
IterNodes
230
130
023

end0.0ms

sample1.5s

Algorithm
intervals
Results
1.4s8000×body80valid