Details

Time bar (total: 5.7s)

sample105.0ms

Algorithm
intervals
Results
88.0ms256×body80valid

simplify1.8s

Counts
1 → 1
Iterations
IterNodes
done5000
61578
5491
4189
381
241
122
012

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* (- -2 (/ -2 (+ t 1))) (- -2 (/ -2 (+ t 1)))) -2)
0.0b
(* (- -2 (/ -2 (+ t 1))) (- -2 (/ -2 (+ t 1))))
2.3b
(- -2 (/ -2 (+ t 1)))
2.3b
(- -2 (/ -2 (+ t 1)))

rewrite206.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
26×*-un-lft-identity
13×difference-of-squares
11×pow1
10×add-log-exp
9×flip3-- flip--
8×swap-sqr add-cube-cbrt distribute-lft-out--
7×sub-neg
6×times-frac add-cbrt-cube associate-*r* associate-*l* add-exp-log
4×distribute-rgt-in frac-times distribute-lft-in associate--l+ insert-posit16
3×diff-log
2×associate-*l/ associate-*r/
1×pow2 pow-plus pow-prod-down prod-exp pow-sqr *-commutative pow-prod-up cbrt-unprod unswap-sqr
Counts
4 → 99
Calls
4 calls:
55.0ms
(- (* (- -2 (/ -2 (+ t 1))) (- -2 (/ -2 (+ t 1)))) -2)
127.0ms
(* (- -2 (/ -2 (+ t 1))) (- -2 (/ -2 (+ t 1))))
11.0ms
(- -2 (/ -2 (+ t 1)))
11.0ms
(- -2 (/ -2 (+ t 1)))

series156.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(- (* (- -2 (/ -2 (+ t 1))) (- -2 (/ -2 (+ t 1)))) -2)
38.0ms
(* (- -2 (/ -2 (+ t 1))) (- -2 (/ -2 (+ t 1))))
33.0ms
(- -2 (/ -2 (+ t 1)))
33.0ms
(- -2 (/ -2 (+ t 1)))

simplify1.4s

Counts
111 → 111
Iterations
IterNodes
done5000
21224
1367
0135

prune427.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify2.0ms

Iterations
IterNodes
done13
113
010

end0.0ms

sample1.6s

Algorithm
intervals
Results
1.4s8000×body80valid