f+g is continuous

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  • Опубліковано 1 січ 2025

КОМЕНТАРІ • 22

  • @aishayo3308
    @aishayo3308 3 роки тому +7

    I am currently taking a Real Analysis course at university and your channel is so helpful! Please, keep making more math videos! big thumbs up

    • @drpeyam
      @drpeyam  3 роки тому

      Thanks so much! Check out the playlists

  • @NotoriousSRG
    @NotoriousSRG 4 роки тому +8

    “Let’s whip out our epsilons”
    🥳🤩😳

  • @羅安娜-r1d
    @羅安娜-r1d 3 роки тому +1

    i love your energy!!! thanks so much!!

  • @wtt274
    @wtt274 Рік тому

    Dr Peyam has given a great lecture in this video .Thank you Sir !😊

  • @mikhailmikhailov8781
    @mikhailmikhailov8781 3 роки тому +2

    Addition and multiplication are continuous, hence f+g and fg are also continuous.

    • @drpeyam
      @drpeyam  3 роки тому +2

      Circular reasoning though

  • @hassanalihusseini1717
    @hassanalihusseini1717 3 роки тому

    Thank you for this video, Dr. Peyam! Very instructive to get this basic knowledge about continuity so clearly explained!

  • @maqsudxorazm
    @maqsudxorazm 3 роки тому +1

    Thanks Doctor

  • @porrapan2008
    @porrapan2008 3 роки тому +2

    We can use this result to prove f - g continuous at a?

  • @thedoublehelix5661
    @thedoublehelix5661 3 роки тому +2

    This video is left as an exercise to the reader

  • @andreybyl
    @andreybyl 3 роки тому +1

    «+» is also continuous, like operation )

  • @valeriereid2337
    @valeriereid2337 2 роки тому

    I needed this, thank you. Just wondering if you did the product and quotient laws for continuity.

    • @drpeyam
      @drpeyam  2 роки тому +1

      See playlist

    • @valeriereid2337
      @valeriereid2337 2 роки тому

      @@drpeyam Thank you very much for these excellent videos

  • @idolihs7
    @idolihs7 Рік тому

    how would this work for f-g ?

    • @drpeyam
      @drpeyam  Рік тому

      Similar

    • @Channel-zb1fi
      @Channel-zb1fi 11 місяців тому

      Maybe make make the substitution that g' = -g.
      And then proceed with the proof as shown in the video for f+g'.

  • @Akihikoo_
    @Akihikoo_ 3 роки тому

    Cool video

  • @MS.chem786
    @MS.chem786 3 роки тому

    Here f and g are real valued functions ?? If f and g are complex function then , prove will be liked that?? Or another way to prove it???