Homography: Difference between revisions

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en>D.Lazard
→‎Projective frame and coordinates: "onto" -> "to" for mapping an element
en>D.Lazard
→‎See also: revert a nonsense
 
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{{Orphan|date=October 2012}}
The name of the author is Jayson. What me and my family members love is doing ballet but I've been taking on new issues recently. Distributing manufacturing has been his profession for some time. For many years he's been residing in Alaska and he doesn't plan on changing it.<br><br>my page :: [http://c045.danah.co.kr/home/index.php?document_srl=1356970&mid=qna online psychics]
 
In [[mathematics]], the '''characteristic sequence''' of a given [[sequence]] ''s'' is a sequence of 1s and 0s which tells which elements of ''s'' are in some [[Set (mathematics)|set]].
 
Given two sets <math>A \subseteq B</math> and a sequence s = <math>\langle s_n : n \in \mathbb{N}\rangle</math> of elements of <math>B</math>, the characteristic sequence of <math>s</math> is the sequence <math>\langle c_n : n \in \mathbb{N}\rangle</math> defined so that
<math>c_n = 1</math> if and only if <math>s_n \in A</math>:
:<math>
c_n =  
\begin{cases}
0 &  s_n \not \in A, \\
1 &  s_n \in A.
\end{cases}
</math>
 
[[Category:Mathematical logic]]
[[Category:Binary sequences]]
 
 
{{mathlogic-stub}}

Latest revision as of 11:41, 20 November 2014

The name of the author is Jayson. What me and my family members love is doing ballet but I've been taking on new issues recently. Distributing manufacturing has been his profession for some time. For many years he's been residing in Alaska and he doesn't plan on changing it.

my page :: online psychics

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