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Communications of the ACM

Opinion Archive


Archives

The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.

April 2008

There are no archived opinion articles for this time period.

Blog at CACM
Original Roman Pocket Calculators are Extremely Rare
Original Roman Pocket Calculators are Extremely Rare
12.01.2021

As far as we know, only three or four original specimens of the Roman hand abacus have survived.

Experiencing Loops in Time
Experiencing Loops in Time
11.28.2021

We don't experience program loops as blocks, started over, because time is one-way.

Computational Thinking: The Discussion Continues
Computational Thinking: The Discussion Continues
11.23.2021

Perspectives on computational thinking.

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