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maths

Explainer: Numbers

Integers of different sizes and endianness, floating point numbers with a radix of 2 that can result in rounding and cancellation errors and NaNs, and bfloat16 for AI.

December 6, 2025 Macs, Technology

Are there flaws in some ARM64 instructions?

Many processors like the ARM64 have instructions to perform fused multiply-add operations. Do they deliver reduced error and better performance?

July 19, 2021 Macs, Technology

Floating-point numbers aren’t evenly distributed

T T Read More

Close to 0.0, there are huge numbers of different floating-point Doubles, but their value gets greater, they are far fewer.

April 27, 2021 General, Macs, Technology

Explainer: numbers in macOS

All you need to understand about numbers on your Mac, both integers and floating point. Common errors and problems, from endianness to NaNs.

April 24, 2021 Macs, Technology

Can you trust Numbers with numbers?

Numbers has a lightweight interface and is easy to use. But does it handle numbers as accurately as Excel, or maths environments like Matlab?

March 15, 2021 General, Macs, Technology

Q&A: Column maths in Word

T T Read More

How can I get Microsoft Word to compute column totals?

August 20, 2015 Macs, Technology

Serious maths for silly prices

How can you buy a legal copy of £1600 software for only £85?

July 31, 2015 General, Life, Macs, Technology
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