![real analysis - Confusion about definition of derivative in Rudin 5.5 proof of chain rule - Mathematics Stack Exchange real analysis - Confusion about definition of derivative in Rudin 5.5 proof of chain rule - Mathematics Stack Exchange](https://i.stack.imgur.com/I6j7I.png)
real analysis - Confusion about definition of derivative in Rudin 5.5 proof of chain rule - Mathematics Stack Exchange
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An Alternative Proof of the chain rule and definition of differentiability for multivariable functions | PPT
![Marc Lelarge 🌻 on X: "The many flavors of the 𝗖𝗵𝗮𝗶𝗻 𝗿𝘂𝗹𝗲: The definition of the chain rule depends on the context! https://t.co/iecrOyYJwb" / X Marc Lelarge 🌻 on X: "The many flavors of the 𝗖𝗵𝗮𝗶𝗻 𝗿𝘂𝗹𝗲: The definition of the chain rule depends on the context! https://t.co/iecrOyYJwb" / X](https://pbs.twimg.com/media/F2GwEUCWkAAE0pA.png)
Marc Lelarge 🌻 on X: "The many flavors of the 𝗖𝗵𝗮𝗶𝗻 𝗿𝘂𝗹𝗲: The definition of the chain rule depends on the context! https://t.co/iecrOyYJwb" / X
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