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28 lines
571 B
Ruby
28 lines
571 B
Ruby
# This file contains the Ruby code from book of
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# "Data Structures and Algorithms
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# with Object-Oriented Design Patterns in Ruby"
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# by Bruno R. Preiss.
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#
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# Copyright (c) 2004 by Bruno R. Preiss, P.Eng. All rights reserved.
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class Matrix
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def initialize(numberOfRows, numberOfColumns)
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assert { numberOfRows >= 0 }
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assert { numberOfColumns >= 0 }
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@numberOfRows = numberOfRows
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@numberOfColumns = numberOfColumns
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end
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attr_reader :numberOfRows
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attr_reader :numberOfColumns
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abstractmethod :+
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abstractmethod :*
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abstractmethod :transpose
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end |