Details

Time bar (total: 1.3s)

sample39.0ms

Algorithm
intervals
Results
22.0ms505×body80valid

simplify17.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01115
12415
24215
35415
done5415

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.4b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (/ (* x x) (* y y)) (/ (* z z) (* t t)))
18.9b
(/ (* x x) (* y y))
21.7b
(/ (* z z) (* t t))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
27×add-exp-log add-cbrt-cube
cbrt-undiv div-exp prod-exp cbrt-unprod
*-un-lft-identity add-log-exp
pow1 add-sqr-sqrt add-cube-cbrt
frac-2neg times-frac clear-num associate-/r* div-inv associate-/l*
+-commutative flip3-+ frac-add sum-log flip-+ distribute-lft-out
Counts
3 → 55
Calls
3 calls:
10.0ms
(+ (/ (* x x) (* y y)) (/ (* z z) (* t t)))
5.0ms
(/ (* x x) (* y y))
5.0ms
(/ (* z z) (* t t))

series147.0ms

Counts
3 → 9
Calls
3 calls:
93.0ms
(+ (/ (* x x) (* y y)) (/ (* z z) (* t t)))
26.0ms
(/ (* x x) (* y y))
28.0ms
(/ (* z z) (* t t))

simplify537.0ms

Counts
64 → 64
Iterations

Useful iterations: 2 (114.0ms)

IterNodesCost
0113909
1362856
21710664
done5001664

prune147.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 5.1b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (/ (* x x) (* y y)) (* (/ z t) (/ z t)))
0.4b
(* (/ z t) (/ z t))
18.9b
(/ (* x x) (* y y))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
41×times-frac
31×add-cube-cbrt *-un-lft-identity
27×add-exp-log add-cbrt-cube
13×swap-sqr associate-*r* associate-*l*
10×pow1
cbrt-undiv div-exp prod-exp cbrt-unprod
div-inv add-log-exp
unswap-sqr
frac-add
frac-times associate-*r/ associate-*l/
+-commutative pow2 frac-2neg flip3-+ pow-plus pow-prod-down clear-num associate-/r* sum-log pow-sqr *-commutative pow-prod-up flip-+ associate-/l*
Counts
3 → 102
Calls
3 calls:
8.0ms
(+ (/ (* x x) (* y y)) (* (/ z t) (/ z t)))
14.0ms
(* (/ z t) (/ z t))
5.0ms
(/ (* x x) (* y y))

series147.0ms

Counts
3 → 9
Calls
3 calls:
92.0ms
(+ (/ (* x x) (* y y)) (* (/ z t) (/ z t)))
26.0ms
(* (/ z t) (/ z t))
29.0ms
(/ (* x x) (* y y))

simplify166.0ms

Iterations

Useful iterations: 1 (43.0ms)

IterNodesCost
01821515
15801368