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Draw triangle with text in vertices/edges


How can I put a coloured outline around fraction lines?Intersection of paths with constructed namesHow to define the default vertical distance between nodes?Numerical conditional within tikz keys?Why do I get an extra white page before my TikZ picture?How to prevent rounded and duplicated tick labels in pgfplots with fixed precision?Drawing rectilinear curves in Tikz, aka an Etch-a-Sketch drawingLine up nested tikz enviroments or how to get rid of themHow to draw a square and its diagonals with arrows?Compound Pathway Problem with holes













2















I'm trying to reproduce the following:



enter image description here



I tried to use tikzpicture and made something "by hand" (even knowing that that wasn't the better way), but I was not able to find a way to have the exactly result, especially in the middle of the text as the image above. My code:



documentclass{article}
usepackage{tikz-qtree}

begin{document}
begin{tikzpicture}
Tree [.A edge[roof]; {$alpha_{1} ldots alpha_{n}$} ]
end{tikzpicture}
end{enumerate}
end{document}









share|improve this question







New contributor




Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.

























    2















    I'm trying to reproduce the following:



    enter image description here



    I tried to use tikzpicture and made something "by hand" (even knowing that that wasn't the better way), but I was not able to find a way to have the exactly result, especially in the middle of the text as the image above. My code:



    documentclass{article}
    usepackage{tikz-qtree}

    begin{document}
    begin{tikzpicture}
    Tree [.A edge[roof]; {$alpha_{1} ldots alpha_{n}$} ]
    end{tikzpicture}
    end{enumerate}
    end{document}









    share|improve this question







    New contributor




    Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























      2












      2








      2


      0






      I'm trying to reproduce the following:



      enter image description here



      I tried to use tikzpicture and made something "by hand" (even knowing that that wasn't the better way), but I was not able to find a way to have the exactly result, especially in the middle of the text as the image above. My code:



      documentclass{article}
      usepackage{tikz-qtree}

      begin{document}
      begin{tikzpicture}
      Tree [.A edge[roof]; {$alpha_{1} ldots alpha_{n}$} ]
      end{tikzpicture}
      end{enumerate}
      end{document}









      share|improve this question







      New contributor




      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I'm trying to reproduce the following:



      enter image description here



      I tried to use tikzpicture and made something "by hand" (even knowing that that wasn't the better way), but I was not able to find a way to have the exactly result, especially in the middle of the text as the image above. My code:



      documentclass{article}
      usepackage{tikz-qtree}

      begin{document}
      begin{tikzpicture}
      Tree [.A edge[roof]; {$alpha_{1} ldots alpha_{n}$} ]
      end{tikzpicture}
      end{enumerate}
      end{document}






      tikz-pgf tikz-styles linguistics tikz-qtree qtree






      share|improve this question







      New contributor




      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







      New contributor




      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question






      New contributor




      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      asked 4 hours ago









      Ricardo Ricardo

      332




      332




      New contributor




      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.





      New contributor





      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Ricardo is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






















          3 Answers
          3






          active

          oldest

          votes


















          3














          With pure TikZ.



          documentclass{article}
          usepackage{tikz}

          begin{document}
          begin{enumerate}
          item dots
          item For each subtree of the form
          begin{tikzpicture}[baseline=0.5em]
          node (a){$alpha_{1} ldots alpha_{n}$};
          draw (a.90) + (0,0.3) node[above]{$A$} -- (a.30) -- (a.150) -- cycle;
          end{tikzpicture}
          do dots
          end{enumerate}
          end{document}


          enter image description here






          share|improve this answer

































            2














            Or, if you want an equilateral triangle:



            documentclass{article}
            usepackage{tikz}
            usetikzlibrary{shapes.geometric, positioning}
            newcommand{mytri}[2]{%}
            begin{tikzpicture}[baseline=(a.south)]
            node[
            draw,
            regular polygon,
            regular polygon sides=3,
            text width=.2em
            ] (a) {};
            node[above=0pt of a] {$#1$};
            node[below=0pt of a] {$#2$};
            end{tikzpicture}}

            begin{document}
            begin{enumerate}
            item dots
            item For each subtree of the form
            mytri{A}{alpha_{1} ldots alpha_{n}}
            do dots
            end{enumerate}
            end{document}


            enter image description here






            share|improve this answer































              0














              Without Tikz



              documentclass{article}
              usepackage{lmodern}

              begin{document}
              begin{enumerate}
              item dots
              item For each subtree of the form
              $displaystylemathop{triangle}_{alpha_1dotsalpha_n}^{A}$
              do dots
              end{enumerate}
              end{document}


              enter image description here






              share|improve this answer























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                3 Answers
                3






                active

                oldest

                votes








                3 Answers
                3






                active

                oldest

                votes









                active

                oldest

                votes






                active

                oldest

                votes









                3














                With pure TikZ.



                documentclass{article}
                usepackage{tikz}

                begin{document}
                begin{enumerate}
                item dots
                item For each subtree of the form
                begin{tikzpicture}[baseline=0.5em]
                node (a){$alpha_{1} ldots alpha_{n}$};
                draw (a.90) + (0,0.3) node[above]{$A$} -- (a.30) -- (a.150) -- cycle;
                end{tikzpicture}
                do dots
                end{enumerate}
                end{document}


                enter image description here






                share|improve this answer






























                  3














                  With pure TikZ.



                  documentclass{article}
                  usepackage{tikz}

                  begin{document}
                  begin{enumerate}
                  item dots
                  item For each subtree of the form
                  begin{tikzpicture}[baseline=0.5em]
                  node (a){$alpha_{1} ldots alpha_{n}$};
                  draw (a.90) + (0,0.3) node[above]{$A$} -- (a.30) -- (a.150) -- cycle;
                  end{tikzpicture}
                  do dots
                  end{enumerate}
                  end{document}


                  enter image description here






                  share|improve this answer




























                    3












                    3








                    3







                    With pure TikZ.



                    documentclass{article}
                    usepackage{tikz}

                    begin{document}
                    begin{enumerate}
                    item dots
                    item For each subtree of the form
                    begin{tikzpicture}[baseline=0.5em]
                    node (a){$alpha_{1} ldots alpha_{n}$};
                    draw (a.90) + (0,0.3) node[above]{$A$} -- (a.30) -- (a.150) -- cycle;
                    end{tikzpicture}
                    do dots
                    end{enumerate}
                    end{document}


                    enter image description here






                    share|improve this answer















                    With pure TikZ.



                    documentclass{article}
                    usepackage{tikz}

                    begin{document}
                    begin{enumerate}
                    item dots
                    item For each subtree of the form
                    begin{tikzpicture}[baseline=0.5em]
                    node (a){$alpha_{1} ldots alpha_{n}$};
                    draw (a.90) + (0,0.3) node[above]{$A$} -- (a.30) -- (a.150) -- cycle;
                    end{tikzpicture}
                    do dots
                    end{enumerate}
                    end{document}


                    enter image description here







                    share|improve this answer














                    share|improve this answer



                    share|improve this answer








                    edited 3 hours ago

























                    answered 3 hours ago









                    marmotmarmot

                    102k4120230




                    102k4120230























                        2














                        Or, if you want an equilateral triangle:



                        documentclass{article}
                        usepackage{tikz}
                        usetikzlibrary{shapes.geometric, positioning}
                        newcommand{mytri}[2]{%}
                        begin{tikzpicture}[baseline=(a.south)]
                        node[
                        draw,
                        regular polygon,
                        regular polygon sides=3,
                        text width=.2em
                        ] (a) {};
                        node[above=0pt of a] {$#1$};
                        node[below=0pt of a] {$#2$};
                        end{tikzpicture}}

                        begin{document}
                        begin{enumerate}
                        item dots
                        item For each subtree of the form
                        mytri{A}{alpha_{1} ldots alpha_{n}}
                        do dots
                        end{enumerate}
                        end{document}


                        enter image description here






                        share|improve this answer




























                          2














                          Or, if you want an equilateral triangle:



                          documentclass{article}
                          usepackage{tikz}
                          usetikzlibrary{shapes.geometric, positioning}
                          newcommand{mytri}[2]{%}
                          begin{tikzpicture}[baseline=(a.south)]
                          node[
                          draw,
                          regular polygon,
                          regular polygon sides=3,
                          text width=.2em
                          ] (a) {};
                          node[above=0pt of a] {$#1$};
                          node[below=0pt of a] {$#2$};
                          end{tikzpicture}}

                          begin{document}
                          begin{enumerate}
                          item dots
                          item For each subtree of the form
                          mytri{A}{alpha_{1} ldots alpha_{n}}
                          do dots
                          end{enumerate}
                          end{document}


                          enter image description here






                          share|improve this answer


























                            2












                            2








                            2







                            Or, if you want an equilateral triangle:



                            documentclass{article}
                            usepackage{tikz}
                            usetikzlibrary{shapes.geometric, positioning}
                            newcommand{mytri}[2]{%}
                            begin{tikzpicture}[baseline=(a.south)]
                            node[
                            draw,
                            regular polygon,
                            regular polygon sides=3,
                            text width=.2em
                            ] (a) {};
                            node[above=0pt of a] {$#1$};
                            node[below=0pt of a] {$#2$};
                            end{tikzpicture}}

                            begin{document}
                            begin{enumerate}
                            item dots
                            item For each subtree of the form
                            mytri{A}{alpha_{1} ldots alpha_{n}}
                            do dots
                            end{enumerate}
                            end{document}


                            enter image description here






                            share|improve this answer













                            Or, if you want an equilateral triangle:



                            documentclass{article}
                            usepackage{tikz}
                            usetikzlibrary{shapes.geometric, positioning}
                            newcommand{mytri}[2]{%}
                            begin{tikzpicture}[baseline=(a.south)]
                            node[
                            draw,
                            regular polygon,
                            regular polygon sides=3,
                            text width=.2em
                            ] (a) {};
                            node[above=0pt of a] {$#1$};
                            node[below=0pt of a] {$#2$};
                            end{tikzpicture}}

                            begin{document}
                            begin{enumerate}
                            item dots
                            item For each subtree of the form
                            mytri{A}{alpha_{1} ldots alpha_{n}}
                            do dots
                            end{enumerate}
                            end{document}


                            enter image description here







                            share|improve this answer












                            share|improve this answer



                            share|improve this answer










                            answered 1 hour ago









                            CarLaTeXCarLaTeX

                            31.8k551133




                            31.8k551133























                                0














                                Without Tikz



                                documentclass{article}
                                usepackage{lmodern}

                                begin{document}
                                begin{enumerate}
                                item dots
                                item For each subtree of the form
                                $displaystylemathop{triangle}_{alpha_1dotsalpha_n}^{A}$
                                do dots
                                end{enumerate}
                                end{document}


                                enter image description here






                                share|improve this answer




























                                  0














                                  Without Tikz



                                  documentclass{article}
                                  usepackage{lmodern}

                                  begin{document}
                                  begin{enumerate}
                                  item dots
                                  item For each subtree of the form
                                  $displaystylemathop{triangle}_{alpha_1dotsalpha_n}^{A}$
                                  do dots
                                  end{enumerate}
                                  end{document}


                                  enter image description here






                                  share|improve this answer


























                                    0












                                    0








                                    0







                                    Without Tikz



                                    documentclass{article}
                                    usepackage{lmodern}

                                    begin{document}
                                    begin{enumerate}
                                    item dots
                                    item For each subtree of the form
                                    $displaystylemathop{triangle}_{alpha_1dotsalpha_n}^{A}$
                                    do dots
                                    end{enumerate}
                                    end{document}


                                    enter image description here






                                    share|improve this answer













                                    Without Tikz



                                    documentclass{article}
                                    usepackage{lmodern}

                                    begin{document}
                                    begin{enumerate}
                                    item dots
                                    item For each subtree of the form
                                    $displaystylemathop{triangle}_{alpha_1dotsalpha_n}^{A}$
                                    do dots
                                    end{enumerate}
                                    end{document}


                                    enter image description here







                                    share|improve this answer












                                    share|improve this answer



                                    share|improve this answer










                                    answered 14 mins ago









                                    IgnasiIgnasi

                                    93.6k4169311




                                    93.6k4169311






















                                        Ricardo is a new contributor. Be nice, and check out our Code of Conduct.










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                                        Ricardo is a new contributor. Be nice, and check out our Code of Conduct.













                                        Ricardo is a new contributor. Be nice, and check out our Code of Conduct.












                                        Ricardo is a new contributor. Be nice, and check out our Code of Conduct.
















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