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Removing unnecessary check for __toString()

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Alexander Liljengård
2016-05-31 10:01:06 +02:00
parent 14401b3ace
commit 2f5c8fe2b4
1 changed files with 3 additions and 3 deletions
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6
src/FactorGraphs/Factor.php
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@ -19,7 +19,7 @@ abstract class Factor
}
/**
* @return The log-normalization constant of that factor
* @return mixed The log-normalization constant of that factor
*/
public function getLogNormalization()
{
@ -27,7 +27,7 @@ abstract class Factor
}
/**
* @return The number of messages that the factor has
* @return int The number of messages that the factor has
*/
public function getNumberOfMessages()
{
@ -102,6 +102,6 @@ abstract class Factor
public function __toString()
{
return ($this->_name != null) ? $this->_name : null;
return $this->_name;
}
}