English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Plus monthly

Global: Zendy Tools annual

Global: Zendy Tools monthly

Global: Zendy Free Plan

The basic theorems of vector calculus are illuminated when we replace theoriginal 3 stooges of vector calculus: Grad, Div, and Curl, with combinatorialsubstitutes. In addition to providing simple proofs of Green's theorem and theequivalence of the integral and derivative definitions of curl, we also providea brief introduction to cohomology theory.

The 3 stooges of vector calculus and their impersonators: A viewer's guide to the classic episodes