Defining math functions












1















documentclass[aspectratio=1610]{beamer} 
usepackage{amsmath}

begin{document}
deffunction(#1){ 96* (#1)-16 *(#1)^2 }

%1. I am trying to condense the following two lines

pgfmathparse{3+function(1)}
letzpgfmathresult
z result is z %


%2. I would like store the result of the previous line in a 'variable'

%The following doesn't work

defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult}
myfp(3+ function(1),z)

% /This yields the right answer BUT z Result is z ..... Yields error



%3. Why does the following mess up%

letz7pgfmathresult

z7 result is {z7}

%4. PLEASE point me to relevant documentation!
end{document}








share





























    1















    documentclass[aspectratio=1610]{beamer} 
    usepackage{amsmath}

    begin{document}
    deffunction(#1){ 96* (#1)-16 *(#1)^2 }

    %1. I am trying to condense the following two lines

    pgfmathparse{3+function(1)}
    letzpgfmathresult
    z result is z %


    %2. I would like store the result of the previous line in a 'variable'

    %The following doesn't work

    defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult}
    myfp(3+ function(1),z)

    % /This yields the right answer BUT z Result is z ..... Yields error



    %3. Why does the following mess up%

    letz7pgfmathresult

    z7 result is {z7}

    %4. PLEASE point me to relevant documentation!
    end{document}








    share



























      1












      1








      1








      documentclass[aspectratio=1610]{beamer} 
      usepackage{amsmath}

      begin{document}
      deffunction(#1){ 96* (#1)-16 *(#1)^2 }

      %1. I am trying to condense the following two lines

      pgfmathparse{3+function(1)}
      letzpgfmathresult
      z result is z %


      %2. I would like store the result of the previous line in a 'variable'

      %The following doesn't work

      defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult}
      myfp(3+ function(1),z)

      % /This yields the right answer BUT z Result is z ..... Yields error



      %3. Why does the following mess up%

      letz7pgfmathresult

      z7 result is {z7}

      %4. PLEASE point me to relevant documentation!
      end{document}








      share
















      documentclass[aspectratio=1610]{beamer} 
      usepackage{amsmath}

      begin{document}
      deffunction(#1){ 96* (#1)-16 *(#1)^2 }

      %1. I am trying to condense the following two lines

      pgfmathparse{3+function(1)}
      letzpgfmathresult
      z result is z %


      %2. I would like store the result of the previous line in a 'variable'

      %The following doesn't work

      defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult}
      myfp(3+ function(1),z)

      % /This yields the right answer BUT z Result is z ..... Yields error



      %3. Why does the following mess up%

      letz7pgfmathresult

      z7 result is {z7}

      %4. PLEASE point me to relevant documentation!
      end{document}






      pgfmathparse





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      edited 6 mins ago









      marmot

      101k4116224




      101k4116224










      asked 7 mins ago









      user34241user34241

      1362




      1362






















          1 Answer
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          I am not sure I understand the question. However, if you want to call a macro z7 this does not work because macro names cannot contain numbers. And I had to remove a backslash to arrive at



          documentclass[aspectratio=1610]{beamer} 
          usepackage{amsmath}

          begin{document}
          deffunction(#1){ 96* (#1)-16 *(#1)^2 }

          %1. I am trying to condense the following two lines

          pgfmathparse{3+function(1)}
          letzpgfmathresult
          z result is z %


          %2. I would like store the result of the previous line in a 'variable'

          %The following doesn't work

          defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult} % <removed before #2
          myfp(3+ function(1),z)

          % /This yields the right answer BUT z Result is z ..... Yields error



          %3. Why does the following mess up%

          %pgfmathparse{z*7}
          letzsevenpgfmathresult

          z7 result is {zseven}

          %4. PLEASE point me to relevant documentation!
          end{document}


          enter image description here





          share























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            1 Answer
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            active

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            1 Answer
            1






            active

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            active

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            votes









            0














            I am not sure I understand the question. However, if you want to call a macro z7 this does not work because macro names cannot contain numbers. And I had to remove a backslash to arrive at



            documentclass[aspectratio=1610]{beamer} 
            usepackage{amsmath}

            begin{document}
            deffunction(#1){ 96* (#1)-16 *(#1)^2 }

            %1. I am trying to condense the following two lines

            pgfmathparse{3+function(1)}
            letzpgfmathresult
            z result is z %


            %2. I would like store the result of the previous line in a 'variable'

            %The following doesn't work

            defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult} % <removed before #2
            myfp(3+ function(1),z)

            % /This yields the right answer BUT z Result is z ..... Yields error



            %3. Why does the following mess up%

            %pgfmathparse{z*7}
            letzsevenpgfmathresult

            z7 result is {zseven}

            %4. PLEASE point me to relevant documentation!
            end{document}


            enter image description here





            share




























              0














              I am not sure I understand the question. However, if you want to call a macro z7 this does not work because macro names cannot contain numbers. And I had to remove a backslash to arrive at



              documentclass[aspectratio=1610]{beamer} 
              usepackage{amsmath}

              begin{document}
              deffunction(#1){ 96* (#1)-16 *(#1)^2 }

              %1. I am trying to condense the following two lines

              pgfmathparse{3+function(1)}
              letzpgfmathresult
              z result is z %


              %2. I would like store the result of the previous line in a 'variable'

              %The following doesn't work

              defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult} % <removed before #2
              myfp(3+ function(1),z)

              % /This yields the right answer BUT z Result is z ..... Yields error



              %3. Why does the following mess up%

              %pgfmathparse{z*7}
              letzsevenpgfmathresult

              z7 result is {zseven}

              %4. PLEASE point me to relevant documentation!
              end{document}


              enter image description here





              share


























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                0








                0







                I am not sure I understand the question. However, if you want to call a macro z7 this does not work because macro names cannot contain numbers. And I had to remove a backslash to arrive at



                documentclass[aspectratio=1610]{beamer} 
                usepackage{amsmath}

                begin{document}
                deffunction(#1){ 96* (#1)-16 *(#1)^2 }

                %1. I am trying to condense the following two lines

                pgfmathparse{3+function(1)}
                letzpgfmathresult
                z result is z %


                %2. I would like store the result of the previous line in a 'variable'

                %The following doesn't work

                defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult} % <removed before #2
                myfp(3+ function(1),z)

                % /This yields the right answer BUT z Result is z ..... Yields error



                %3. Why does the following mess up%

                %pgfmathparse{z*7}
                letzsevenpgfmathresult

                z7 result is {zseven}

                %4. PLEASE point me to relevant documentation!
                end{document}


                enter image description here





                share













                I am not sure I understand the question. However, if you want to call a macro z7 this does not work because macro names cannot contain numbers. And I had to remove a backslash to arrive at



                documentclass[aspectratio=1610]{beamer} 
                usepackage{amsmath}

                begin{document}
                deffunction(#1){ 96* (#1)-16 *(#1)^2 }

                %1. I am trying to condense the following two lines

                pgfmathparse{3+function(1)}
                letzpgfmathresult
                z result is z %


                %2. I would like store the result of the previous line in a 'variable'

                %The following doesn't work

                defmyfp(#1,#2){pgfmathparse{#1} let#2pgfmathresult} % <removed before #2
                myfp(3+ function(1),z)

                % /This yields the right answer BUT z Result is z ..... Yields error



                %3. Why does the following mess up%

                %pgfmathparse{z*7}
                letzsevenpgfmathresult

                z7 result is {zseven}

                %4. PLEASE point me to relevant documentation!
                end{document}


                enter image description here






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                answered 1 min ago









                marmotmarmot

                101k4116224




                101k4116224






























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