## General

Display information for equation id:math.220518.10 on revision:220518

* Page found: Probability distribution (eq math.220518.10)

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Hash: c92714259632d0ded1fa9a1f063f50c6

TeX (original user input):

\sum_{b \in X(A)} f_X(b) = \sum_{b \in X(A)} P(X^{-1} (b)) = P \left( \bigcup_{b \in X(A)} X^{-1}(b) \right) = P(A)=1.


TeX (checked):

\sum _{b\in X(A)}f_{X}(b)=\sum _{b\in X(A)}P(X^{-1}(b))=P\left(\bigcup _{b\in X(A)}X^{-1}(b)\right)=P(A)=1.


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$\sum _{b\in X(A)}f_{X}(b)=\sum _{b\in X(A)}P(X^{-1}(b))=P\left(\bigcup _{b\in X(A)}X^{-1}(b)\right)=P(A)=1.$ ## Translations to Computer Algebra Systems

### Translation to Maple

In Maple:

Unknown MathTerm Tag: operator for \bigcup - Reason: An unknown or missing element occurred

### Translation to Mathematica

In Mathematica:

Unknown MathTerm Tag: operator for \bigcup - Reason: An unknown or missing element occurred

## Similar pages

Calculated based on the variables occurring on the entire Probability distribution page

## Identifiers

• $b$ • $X$ • $A$ • $f_{X}$ • $b$ • $b$ • $X$ • $A$ • $P$ • $X$ • $b$ • $P$ • $b$ • $X$ • $A$ • $X$ • $b$ • $P$ • $A$ ### MathML observations

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