A function is Continuous on X iff for each subset V open in Y, f inverse V is open in X (Proof)

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In this video we will discuss a theorem 7.10.2 in chapter 7
Theorem states that " Let X and Y be topological Space. A function is Continuous on X iff for each subset V open in Y, f inverse V is open in X (Proof) "

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Good after wasting 4 hours I get your lecture understandable ❤

gamingzone-ihbm
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Excellent job🌸
Thank you so much mam❤

soaibbhatti
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actually m ap sy online classes lena chahti hn

ishabashir