trait AdditiveCommutativeSemigroup[A] extends AdditiveSemigroup[A]
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- AdditiveSemigroup
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Abstract Value Members
- abstract def getClass(): Class[_ <: AnyRef]
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- abstract def plus(x: A, y: A): A
- Definition Classes
- AdditiveSemigroup
Concrete Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- Any
- final def ##: Int
- Definition Classes
- Any
- final def ==(arg0: Any): Boolean
- Definition Classes
- Any
- def additive: CommutativeSemigroup[A]
- Definition Classes
- AdditiveCommutativeSemigroup → AdditiveSemigroup
- final def asInstanceOf[T0]: T0
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- def equals(arg0: Any): Boolean
- Definition Classes
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- def hashCode(): Int
- Definition Classes
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- final def isInstanceOf[T0]: Boolean
- Definition Classes
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- def positiveSumN(a: A, n: Int): A
- Attributes
- protected[this]
- Definition Classes
- AdditiveSemigroup
- def sumN(a: A, n: Int): A
- Definition Classes
- AdditiveSemigroup
- def toString(): String
- Definition Classes
- Any
- def trySum(as: TraversableOnce[A]): Option[A]
Given a sequence of
as
, combine them and return the total.Given a sequence of
as
, combine them and return the total.If the sequence is empty, returns None. Otherwise, returns Some(total).
- Definition Classes
- AdditiveSemigroup
- Annotations
- @nowarn()