Downloading 2x2 bit multiplier 1.0 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. 2x2 bit multiplier for Mac is included in Education Tools. We recommend checking the downloaded files with any free antivirus. The actual developer of this free Mac application is University of Hamburg.
From the developer:
A simple multiplier for 2-bit input values A (A1, A0) and B (B1, B0) implemented as a two-level AND-OR circuit.
Exercise: Draw the KV-maps for the four multiplier outputs and try to minimize them yourself. To start the applet, please enable Java and reload this page.
You may want to check out more Mac applications, such as Bitly, Multiply Datalink or BIT.TRIP BEAT, which might be similar to 2x2 bit multiplier.
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