Remove deprecated class & methods

src/BigDecimal.php

@@ -547,16 +547,6 @@ public function getUnscaledValue() : BigInteger
         return BigInteger::create($this->value);
     }
 
-    /**
-     * @deprecated use getUnscaledValue().
-     *
-     * @return BigInteger
-     */
-    public function unscaledValue() : BigInteger
-    {
-        return $this->getUnscaledValue();
-    }
-
     /**
      * @return int
      */
@@ -565,16 +555,6 @@ public function getScale() : int
         return $this->scale;
     }
 
-    /**
-     * @deprecated use getScale().
-     *
-     * @return int
-     */
-    public function scale() : int
-    {
-        return $this->getScale();
-    }
-
     /**
      * Returns a string representing the integral part of this decimal number.
      *
@@ -593,16 +573,6 @@ public function getIntegral() : string
         return substr($value, 0, -$this->scale);
     }
 
-    /**
-     * @deprecated use getIntegral().
-     *
-     * @return string
-     */
-    public function integral() : string
-    {
-        return $this->getIntegral();
-    }
-
     /**
      * Returns a string representing the fractional part of this decimal number.
      *
@@ -623,16 +593,6 @@ public function getFraction() : string
         return substr($value, -$this->scale);
     }
 
-    /**
-     * @deprecated use getFraction().
-     *
-     * @return string
-     */
-    public function fraction() : string
-    {
-        return $this->getFraction();
-    }
-
     /**
      * {@inheritdoc}
      */

src/BigNumber.php

@@ -320,16 +320,6 @@ public function isPositiveOrZero() : bool
      */
     abstract public function getSign() : int;
 
-    /**
-     * @deprecated use getSign().
-     *
-     * @return int
-     */
-    public function sign() : int
-    {
-        return $this->getSign();
-    }
-
     /**
      * Compares this number to the given one.
      *

src/BigRational.php

@@ -149,16 +149,6 @@ public function getNumerator() : BigInteger
         return $this->numerator;
     }
 
-    /**
-     * @deprecated use getNumerator().
-     *
-     * @return BigInteger
-     */
-    public function numerator() : BigInteger
-    {
-        return $this->getNumerator();
-    }
-
     /**
      * @return BigInteger
      */
@@ -167,16 +157,6 @@ public function getDenominator() : BigInteger
         return $this->denominator;
     }
 
-    /**
-     * @deprecated use getDenominator().
-     *
-     * @return BigInteger
-     */
-    public function denominator() : BigInteger
-    {
-        return $this->getDenominator();
-    }
-
     /**
      * Returns the quotient of the division of the numerator by the denominator.
      *

src/Exception/IntegerOverflowException.php

@@ -14,9 +14,9 @@ class IntegerOverflowException extends MathException
     /**
      * @param BigInteger $value
      *
-     * @return ArithmeticException
+     * @return IntegerOverflowException
      */
-    public static function toIntOverflow(BigInteger $value) : ArithmeticException
+    public static function toIntOverflow(BigInteger $value) : IntegerOverflowException
     {
         $message = '%s is out of range %d to %d and cannot be represented as an integer.';
 

src/Exception/MathException.php

@@ -9,6 +9,6 @@
  *
  * This class is abstract to ensure that only fine-grained exceptions are thrown throughout the code.
  */
-abstract class MathException extends ArithmeticException
+abstract class MathException extends \RuntimeException
 {
 }