Talk:Narcissistic decimal number: Difference between revisions

Content added Content deleted
m (→‎a complete list of narcissistic numbers: changed one word in the narrative.)
(New re-directs.)
Line 14: Line 14:


Narcissistic numbers are also known as:
Narcissistic numbers are also known as:
::* Armstrong numbers
::* [[Armstrong numbers]]
::* perfect digital invariant (Madachy 1979)
::* [[Perfect digital invariant]] (Madachy 1979)
::* plus perfect numbers (Hardy 1993)
::* [[Plus perfect numbers]] (Hardy 1993)


Narcissistic numbers are similar to ''powerful numbers''.   Powerful numbers are integers that are equal to some fixed (integer) power of their digits.
Narcissistic numbers are similar to ''powerful numbers''.   Powerful numbers are integers that are equal to some fixed (integer) power of their digits.
Line 32: Line 32:


:::: My main concern was the use of ''a positive number''' (or number).   That has been corrected.   As far as the other names, people searching for an algorithm for Armstrong numbers (or the other names) would now be able to find it easier. -- [[User:Gerard Schildberger|Gerard Schildberger]] ([[User talk:Gerard Schildberger|talk]]) 21:35, 7 March 2014 (UTC)
:::: My main concern was the use of ''a positive number''' (or number).   That has been corrected.   As far as the other names, people searching for an algorithm for Armstrong numbers (or the other names) would now be able to find it easier. -- [[User:Gerard Schildberger|Gerard Schildberger]] ([[User talk:Gerard Schildberger|talk]]) 21:35, 7 March 2014 (UTC)

:Added three new Re-directs for alternative names mentioned above. --[[User:Paddy3118|Paddy3118]] ([[User talk:Paddy3118|talk]]) 07:45, 8 March 2014 (UTC)


==D language comparative speedup?==
==D language comparative speedup?==