I can't find the error in a tikzcd diagram












2















The code is



documentclass{article}
usepackage{tikz-cd}

begin{document}
begin{tikzcd}
hom(A, A) arrow[d, "hom(A, f)"] arrow[r, "hom(h, B)"] & hom(A', B) arrow[d, "hom(A', f)"] \
hom(A, B') arrow[r, "hom(h, B')"] & hom(A', B')
end{tikzcd}
end{document}


and it gives a lot of errors, the first one being



Package pgfkeys Error: I do not know the key '/tikz/f)"' and I am going to ignore it. Perhaps you misspelled it.



What am I doing wrong?










share|improve this question







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  • 3





    Welcome to TeX.SE! Try adding braces, e.g. "{hom(A, f)}".

    – marmot
    5 hours ago











  • I confirm that @marmot suggestion solves the problem. But insert braces in all arrow labels.

    – Sigur
    5 hours ago











  • @marmot Thanks, that fixed it! So why is that necessary here? In the other diagrams I've made it was not, even if I used times or something like that.

    – user388557
    5 hours ago






  • 2





    Also, you could want to use begin{tikzcd}[column sep=2cm] to change the columns space.

    – Sigur
    5 hours ago
















2















The code is



documentclass{article}
usepackage{tikz-cd}

begin{document}
begin{tikzcd}
hom(A, A) arrow[d, "hom(A, f)"] arrow[r, "hom(h, B)"] & hom(A', B) arrow[d, "hom(A', f)"] \
hom(A, B') arrow[r, "hom(h, B')"] & hom(A', B')
end{tikzcd}
end{document}


and it gives a lot of errors, the first one being



Package pgfkeys Error: I do not know the key '/tikz/f)"' and I am going to ignore it. Perhaps you misspelled it.



What am I doing wrong?










share|improve this question







New contributor




user388557 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
















  • 3





    Welcome to TeX.SE! Try adding braces, e.g. "{hom(A, f)}".

    – marmot
    5 hours ago











  • I confirm that @marmot suggestion solves the problem. But insert braces in all arrow labels.

    – Sigur
    5 hours ago











  • @marmot Thanks, that fixed it! So why is that necessary here? In the other diagrams I've made it was not, even if I used times or something like that.

    – user388557
    5 hours ago






  • 2





    Also, you could want to use begin{tikzcd}[column sep=2cm] to change the columns space.

    – Sigur
    5 hours ago














2












2








2








The code is



documentclass{article}
usepackage{tikz-cd}

begin{document}
begin{tikzcd}
hom(A, A) arrow[d, "hom(A, f)"] arrow[r, "hom(h, B)"] & hom(A', B) arrow[d, "hom(A', f)"] \
hom(A, B') arrow[r, "hom(h, B')"] & hom(A', B')
end{tikzcd}
end{document}


and it gives a lot of errors, the first one being



Package pgfkeys Error: I do not know the key '/tikz/f)"' and I am going to ignore it. Perhaps you misspelled it.



What am I doing wrong?










share|improve this question







New contributor




user388557 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.












The code is



documentclass{article}
usepackage{tikz-cd}

begin{document}
begin{tikzcd}
hom(A, A) arrow[d, "hom(A, f)"] arrow[r, "hom(h, B)"] & hom(A', B) arrow[d, "hom(A', f)"] \
hom(A, B') arrow[r, "hom(h, B')"] & hom(A', B')
end{tikzcd}
end{document}


and it gives a lot of errors, the first one being



Package pgfkeys Error: I do not know the key '/tikz/f)"' and I am going to ignore it. Perhaps you misspelled it.



What am I doing wrong?







tikz-cd






share|improve this question







New contributor




user388557 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




user388557 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




user388557 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









asked 5 hours ago









user388557user388557

1133




1133




New contributor




user388557 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





New contributor





user388557 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.






user388557 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.








  • 3





    Welcome to TeX.SE! Try adding braces, e.g. "{hom(A, f)}".

    – marmot
    5 hours ago











  • I confirm that @marmot suggestion solves the problem. But insert braces in all arrow labels.

    – Sigur
    5 hours ago











  • @marmot Thanks, that fixed it! So why is that necessary here? In the other diagrams I've made it was not, even if I used times or something like that.

    – user388557
    5 hours ago






  • 2





    Also, you could want to use begin{tikzcd}[column sep=2cm] to change the columns space.

    – Sigur
    5 hours ago














  • 3





    Welcome to TeX.SE! Try adding braces, e.g. "{hom(A, f)}".

    – marmot
    5 hours ago











  • I confirm that @marmot suggestion solves the problem. But insert braces in all arrow labels.

    – Sigur
    5 hours ago











  • @marmot Thanks, that fixed it! So why is that necessary here? In the other diagrams I've made it was not, even if I used times or something like that.

    – user388557
    5 hours ago






  • 2





    Also, you could want to use begin{tikzcd}[column sep=2cm] to change the columns space.

    – Sigur
    5 hours ago








3




3





Welcome to TeX.SE! Try adding braces, e.g. "{hom(A, f)}".

– marmot
5 hours ago





Welcome to TeX.SE! Try adding braces, e.g. "{hom(A, f)}".

– marmot
5 hours ago













I confirm that @marmot suggestion solves the problem. But insert braces in all arrow labels.

– Sigur
5 hours ago





I confirm that @marmot suggestion solves the problem. But insert braces in all arrow labels.

– Sigur
5 hours ago













@marmot Thanks, that fixed it! So why is that necessary here? In the other diagrams I've made it was not, even if I used times or something like that.

– user388557
5 hours ago





@marmot Thanks, that fixed it! So why is that necessary here? In the other diagrams I've made it was not, even if I used times or something like that.

– user388557
5 hours ago




2




2





Also, you could want to use begin{tikzcd}[column sep=2cm] to change the columns space.

– Sigur
5 hours ago





Also, you could want to use begin{tikzcd}[column sep=2cm] to change the columns space.

– Sigur
5 hours ago










1 Answer
1






active

oldest

votes


















4














The problem comes from the commas inside hom, which interfere with the commas separating the arguments of arrow . Just add a pair of braces:



documentclass{article}
usepackage{tikz-cd}

begin{document}

begin{tikzcd}[row sep=large, column sep=huge]%[column sep=3em]
hom(A, A) arrow[d, "{hom(A, f)}"] arrow[r, "{hom(h, B)}"] & hom(A', B) arrow[d, "{hom(A', f)}"] \%
hom(A, B') arrow[r, "{hom(h, B')}"] & hom(A', B')%
end{tikzcd}

end{document}


enter image description here






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    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    4














    The problem comes from the commas inside hom, which interfere with the commas separating the arguments of arrow . Just add a pair of braces:



    documentclass{article}
    usepackage{tikz-cd}

    begin{document}

    begin{tikzcd}[row sep=large, column sep=huge]%[column sep=3em]
    hom(A, A) arrow[d, "{hom(A, f)}"] arrow[r, "{hom(h, B)}"] & hom(A', B) arrow[d, "{hom(A', f)}"] \%
    hom(A, B') arrow[r, "{hom(h, B')}"] & hom(A', B')%
    end{tikzcd}

    end{document}


    enter image description here






    share|improve this answer




























      4














      The problem comes from the commas inside hom, which interfere with the commas separating the arguments of arrow . Just add a pair of braces:



      documentclass{article}
      usepackage{tikz-cd}

      begin{document}

      begin{tikzcd}[row sep=large, column sep=huge]%[column sep=3em]
      hom(A, A) arrow[d, "{hom(A, f)}"] arrow[r, "{hom(h, B)}"] & hom(A', B) arrow[d, "{hom(A', f)}"] \%
      hom(A, B') arrow[r, "{hom(h, B')}"] & hom(A', B')%
      end{tikzcd}

      end{document}


      enter image description here






      share|improve this answer


























        4












        4








        4







        The problem comes from the commas inside hom, which interfere with the commas separating the arguments of arrow . Just add a pair of braces:



        documentclass{article}
        usepackage{tikz-cd}

        begin{document}

        begin{tikzcd}[row sep=large, column sep=huge]%[column sep=3em]
        hom(A, A) arrow[d, "{hom(A, f)}"] arrow[r, "{hom(h, B)}"] & hom(A', B) arrow[d, "{hom(A', f)}"] \%
        hom(A, B') arrow[r, "{hom(h, B')}"] & hom(A', B')%
        end{tikzcd}

        end{document}


        enter image description here






        share|improve this answer













        The problem comes from the commas inside hom, which interfere with the commas separating the arguments of arrow . Just add a pair of braces:



        documentclass{article}
        usepackage{tikz-cd}

        begin{document}

        begin{tikzcd}[row sep=large, column sep=huge]%[column sep=3em]
        hom(A, A) arrow[d, "{hom(A, f)}"] arrow[r, "{hom(h, B)}"] & hom(A', B) arrow[d, "{hom(A', f)}"] \%
        hom(A, B') arrow[r, "{hom(h, B')}"] & hom(A', B')%
        end{tikzcd}

        end{document}


        enter image description here







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered 4 hours ago









        BernardBernard

        170k774201




        170k774201






















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