Some neat tricks in calculus

[In memoriam Nick Lord]The chain rule in differential calculus, dy/dx=(dy/du)(du/dx), can easily be guessed at in a first course by observing that Δy/Δx=(Δy/Δu)(Δu/Δx) and taking limits, though a r...

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Publication Details

Journal
The Mathematical Gazette
Published
2026-10-28
DOI
https://doi.org/10.1080/00255572.2026.2750149
Primary Topic
History and Theory of Mathematics
Type
article
Field-Weighted Citation Impact
0.00
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article

Some neat tricks in calculus

Des MacHale
The Mathematical Gazette
History and Theory of Mathematics
article

Some neat tricks in calculus

Des MacHale
article en

Abstract

[In memoriam Nick Lord]The chain rule in differential calculus, dy/dx=(dy/du)(du/dx), can easily be guessed at in a first course by observing that Δy/Δx=(Δy/Δu)(Δu/Δx) and taking limits, though a r...

The Mathematical Gazette
University College Cork (IE)
Openalex Percentile: Top 1%
History and Theory of Mathematics
DOISourceOpenAlex
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Some neat tricks in calculus — Des MacHale · The Mathematical Gazette (2026) | TGRS Research Map | TGRS