3.1 Injectivity and surjectivity | IUM

New channel Oxford Mathematics Plus: title sample judged 'whole' (Nearly all uploads are genuine maths teaching content: structured course series (IUM), worked problem-solving livestream); 2 of 3 sampled transcripts showed teaching, 0 not; every title checked strictly; oEmbed verified.

A 19-minute video from Oxford Mathematics Plus: “3.1 Injectivity and surjectivity | IUM”.

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