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  3. Say it ain't true!

Say it ain't true!

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  • S Slacker007

    Are you sure it isn't this: https://www.edutopia.org/article/why-schools-should-stop-adding-and-adopt-a-subtraction-mindset/[^] I can't seem to find anything on the internet for "stopping teaching subtraction"

    J Offline
    J Offline
    jmaida
    wrote on last edited by
    #11

    "Less is more" comes to mind.

    "A little time, a little trouble, your better day" Badfinger

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    • D dandy72

      So what alternative are they teaching? Adding negative numbers to something else? Or is that banned also because anything "negative" has bad connotations that'll make a snowflake melt...?

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      trønderen
      wrote on last edited by
      #12

      Two's complement.

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      • P PIEBALDconsult

        My wife just told me she heard a rumor that some elementary schools have stopped teaching subtraction. :sigh:

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        trønderen
        wrote on last edited by
        #13

        Reminds me of the first web indexing machine, AltaVista[^]: A lot of Swedish scientific documents/papers were censored. The problem was that the number 'six' is, in Swedish, written with an 'e' rather than 'i'. AltaVista consistently rejected all documents referring to the number '6' written in words in Swedish, and this was rather common in lots of scientific texts. And this story is not a joke, it actually happened, some time around 1995-96. Here in Scandinavia it made headlines in professional media, and the censorship was at least partially lifted. Maybe the story didn't make it to media across the pond at the time it happened.

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        • Mike HankeyM Mike Hankey

          Did they remove the subtraction function from calculators? :)

          Give me coffee to change the things I can and wine for those I can not! PartsBin an Electronics Part Organizer - An updated version available! JaxCoder.com Latest Article: Simon Says, A Child's Game

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          trønderen
          wrote on last edited by
          #14

          No, but in IT schools they made teaching or use of SVN forbidden.

          Mike HankeyM 1 Reply Last reply
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          • T trønderen

            No, but in IT schools they made teaching or use of SVN forbidden.

            Mike HankeyM Online
            Mike HankeyM Online
            Mike Hankey
            wrote on last edited by
            #15

            A travesty, all students should be exposed to the alternatives. I used SVN for years, it ain't so bad!

            Give me coffee to change the things I can and wine for those I can not! PartsBin an Electronics Part Organizer - An updated version available! JaxCoder.com Latest Article: Simon Says, A Child's Game

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            • N Nelek

              Alternative Math | Short Film - YouTube[^] Worth seeing

              M.D.V. ;) If something has a solution... Why do we have to worry about?. If it has no solution... For what reason do we have to worry about? Help me to understand what I'm saying, and I'll explain it better to you Rating helpful answers is nice, but saying thanks can be even nicer.

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              trønderen
              wrote on last edited by
              #16

              Definitely worth seeing! It really hits the nail on the head. I guess that pointing out in which ways would violate the rules of The Lounge.

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              • P PIEBALDconsult

                My wife just told me she heard a rumor that some elementary schools have stopped teaching subtraction. :sigh:

                A Offline
                A Offline
                Amarnath S
                wrote on last edited by
                #17

                Maybe they subtracted subtraction from elementary schools and added it to the high school syllabus.

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                • P PIEBALDconsult

                  My wife just told me she heard a rumor that some elementary schools have stopped teaching subtraction. :sigh:

                  CPalliniC Offline
                  CPalliniC Offline
                  CPallini
                  wrote on last edited by
                  #18

                  Thanks to YouTube et al., my children know far more math than I did at their age.

                  "In testa che avete, Signor di Ceprano?" -- Rigoletto

                  In testa che avete, signor di Ceprano?

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                  • M Marc Clifton

                    Next, the number 666 will be removed from math, sort of like why buildings didn't/don't have a 13th floor.

                    Quote:

                    Early tall-building designers, fearing a fire on the 13th floor, or fearing tenants' superstitions about the rumor, decided to omit having a 13th floor listed on their elevator numbering. This practice became commonplace, and eventually found its way into American mainstream culture and building design.

                    Latest Articles:
                    A Lightweight Thread Safe In-Memory Keyed Generic Cache Collection Service A Dynamic Where Implementation for Entity Framework

                    Richard DeemingR Online
                    Richard DeemingR Online
                    Richard Deeming
                    wrote on last edited by
                    #19

                    It's already worse than that - American buildings must be based on VB. The floor numbers are 1-based, with no sign of 0 (the ground floor) anywhere. :laugh:


                    "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                    "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

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                    • P PIEBALDconsult

                      My wife just told me she heard a rumor that some elementary schools have stopped teaching subtraction. :sigh:

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                      J Offline
                      Johnny J
                      wrote on last edited by
                      #20

                      You don't need subtraction. You just need to learn addition of negative numbers... :-\

                      Anything that is unrelated to elephants is irrelephant
                      Anonymous
                      -----
                      The problem with quotes on the internet is that you can never tell if they're genuine
                      Winston Churchill, 1944
                      -----
                      Never argue with a fool. Onlookers may not be able to tell the difference.
                      Mark Twain

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                      • Richard DeemingR Richard Deeming

                        It's already worse than that - American buildings must be based on VB. The floor numbers are 1-based, with no sign of 0 (the ground floor) anywhere. :laugh:


                        "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

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                        C Offline
                        ChandraRam
                        wrote on last edited by
                        #21

                        Are you saying VB is 1-based? :confused: Not as far as I know...

                        Happiness will never come to those who fail to appreciate what they already have. -Anon

                        Richard DeemingR 1 Reply Last reply
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                        • C ChandraRam

                          Are you saying VB is 1-based? :confused: Not as far as I know...

                          Happiness will never come to those who fail to appreciate what they already have. -Anon

                          Richard DeemingR Online
                          Richard DeemingR Online
                          Richard Deeming
                          wrote on last edited by
                          #22

                          VB's legacy string functions certainly are:

                          Strings.Mid Method (Microsoft.VisualBasic) | Microsoft Learn[^]:

                          ' Creates text string.
                          Dim testString As String = "Mid Function Demo"
                          ' Returns "Mid".
                          Dim firstWord As String = Mid(testString, 1, 3)
                          ' Returns "Demo".
                          Dim lastWord As String = Mid(testString, 14, 4)
                          ' Returns "Function Demo".
                          Dim midWords As String = Mid(testString, 5)


                          "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                          "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

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                          • Richard DeemingR Richard Deeming

                            VB's legacy string functions certainly are:

                            Strings.Mid Method (Microsoft.VisualBasic) | Microsoft Learn[^]:

                            ' Creates text string.
                            Dim testString As String = "Mid Function Demo"
                            ' Returns "Mid".
                            Dim firstWord As String = Mid(testString, 1, 3)
                            ' Returns "Demo".
                            Dim lastWord As String = Mid(testString, 14, 4)
                            ' Returns "Function Demo".
                            Dim midWords As String = Mid(testString, 5)


                            "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

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                            ChandraRam
                            wrote on last edited by
                            #23

                            Well... arrays are 0-based, afaik. I would argue, though... when asked for the first letter of your name, do you say "R" or "I" :)

                            Happiness will never come to those who fail to appreciate what they already have. -Anon

                            Richard DeemingR T 2 Replies Last reply
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                            • C ChandraRam

                              Well... arrays are 0-based, afaik. I would argue, though... when asked for the first letter of your name, do you say "R" or "I" :)

                              Happiness will never come to those who fail to appreciate what they already have. -Anon

                              Richard DeemingR Online
                              Richard DeemingR Online
                              Richard Deeming
                              wrote on last edited by
                              #24

                              They are now; but VB.NET still declares arrays by specifying the upper bound, rather than the length, because of the legacy syntax. :)

                              Arrays - Visual Basic | Microsoft Learn[^]

                              ' Declare a single-dimension array of 5 numbers.
                              Dim numbers(4) As Integer

                              In VB6 and earlier, you could use:

                              Dim numbers(1 To 42)

                              which would create an array with 1-based indices. The lower bound was optional, and the default could be changed by using the Option Base setting, leading to confusing code with hard to find bugs.


                              "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                              "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

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                              • Richard DeemingR Richard Deeming

                                They are now; but VB.NET still declares arrays by specifying the upper bound, rather than the length, because of the legacy syntax. :)

                                Arrays - Visual Basic | Microsoft Learn[^]

                                ' Declare a single-dimension array of 5 numbers.
                                Dim numbers(4) As Integer

                                In VB6 and earlier, you could use:

                                Dim numbers(1 To 42)

                                which would create an array with 1-based indices. The lower bound was optional, and the default could be changed by using the Option Base setting, leading to confusing code with hard to find bugs.


                                "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

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                                ChandraRam
                                wrote on last edited by
                                #25

                                Richard Deeming wrote:

                                The lower bound was optional, and the default could be changed by using the Option Base setting, leading to confusing code with hard to find bugs.

                                This is definitely a problem, I agree.

                                Happiness will never come to those who fail to appreciate what they already have. -Anon

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                                • P PIEBALDconsult

                                  My wife just told me she heard a rumor that some elementary schools have stopped teaching subtraction. :sigh:

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                                  B Offline
                                  BernardIE5317
                                  wrote on last edited by
                                  #26

                                  rather amazing w/ a simple visual / graphical proof : "Can you change a sum by rearranging its numbers? --- The Riemann Series Theorem" https://www.youtube.com/watch?v=U0w0f0PDdPA[^]

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                                  • T trønderen

                                    Definitely worth seeing! It really hits the nail on the head. I guess that pointing out in which ways would violate the rules of The Lounge.

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                                    N Offline
                                    Nelek
                                    wrote on last edited by
                                    #27

                                    trønderen wrote:

                                    I guess that pointing out in which ways would violate the rules of The Lounge.

                                    That's why I just shared the video and said nothing else :rolleyes: :-D

                                    M.D.V. ;) If something has a solution... Why do we have to worry about?. If it has no solution... For what reason do we have to worry about? Help me to understand what I'm saying, and I'll explain it better to you Rating helpful answers is nice, but saying thanks can be even nicer.

                                    1 Reply Last reply
                                    0
                                    • C ChandraRam

                                      Well... arrays are 0-based, afaik. I would argue, though... when asked for the first letter of your name, do you say "R" or "I" :)

                                      Happiness will never come to those who fail to appreciate what they already have. -Anon

                                      T Offline
                                      T Offline
                                      trønderen
                                      wrote on last edited by
                                      #28

                                      Young software people of today believe that 0-based arrays is a law of nature, just like 1+1=2 (or possibly 11, in some interpreted, weakly typed languages). They never programmed in Pascal, Algol, Ada, Fortran, APL ... An aside: A Korean guy told me that in Korean culture, a person's age is 1-based (besides being based on a moon calendar): The first 12 months (/moons) of a baby's life, he is 1 years old. After completing one year, starting on the second, he is two. In older European prose it is not uncommon to see wordings such as "When I was in my fourteenth year", which means at age 13. Also, centuries are 1-based.

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                                      • R RickZeeland

                                        To keep up with modern trends they are now teaching subversion :-\

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                                        Gary Wheeler
                                        wrote on last edited by
                                        #29

                                        Aw c'mon dammit... I'm just learning git and now you want to learn that?

                                        Software Zen: delete this;

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                                        • P PIEBALDconsult

                                          My wife just told me she heard a rumor that some elementary schools have stopped teaching subtraction. :sigh:

                                          R Offline
                                          R Offline
                                          Roger Wright
                                          wrote on last edited by
                                          #30

                                          Not surprising, since the snowflakes avoid anything negative, whether it involves reality or not.

                                          Will Rogers never met me.

                                          P 1 Reply Last reply
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