The lambda calculus proposes an – at first glance – ideosynchratic definition for numbers. A number is function that takes two arguments:
— a function to call repeatedly
— an argument for the first call
We will elaborate further on why this definition for numbers is indeed meaningful. Let us first try to implement this in PHP. The implementation is not that straightforward, but it is possible.
Web Webster has more than 20 years of writing and editorial experience in the tech sector. He’s written and edited news, demand generation, user-focused, and thought leadership content for business software solutions, consumer tech, and Linux Today, he edits and writes for a portfolio of tech industry news and analysis websites including webopedia.com, and DatabaseJournal.com.
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