Best way to denote some trigonometric functions (“tg” vs “tan”, “ctg” vs “cot”)












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What is the best way to denote tangent and other trigonometric functions: tg or tan, ctg or cot. What notation is commonly used and standardized?










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  • $begingroup$
    FWIW: I'd not say $tan$ and $cot$ are "best", but they are the notation that more people understand than $mathrm{tg}$ and $mathrm{ctg}$. So, if you're writing for a wide audience, you might consider using the more popular ones.
    $endgroup$
    – J. M. is not a mathematician
    Aug 7 '12 at 11:57
















3












$begingroup$


What is the best way to denote tangent and other trigonometric functions: tg or tan, ctg or cot. What notation is commonly used and standardized?










share|cite|improve this question











$endgroup$












  • $begingroup$
    FWIW: I'd not say $tan$ and $cot$ are "best", but they are the notation that more people understand than $mathrm{tg}$ and $mathrm{ctg}$. So, if you're writing for a wide audience, you might consider using the more popular ones.
    $endgroup$
    – J. M. is not a mathematician
    Aug 7 '12 at 11:57














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3








3


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$begingroup$


What is the best way to denote tangent and other trigonometric functions: tg or tan, ctg or cot. What notation is commonly used and standardized?










share|cite|improve this question











$endgroup$




What is the best way to denote tangent and other trigonometric functions: tg or tan, ctg or cot. What notation is commonly used and standardized?







trigonometry notation






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edited Feb 1 at 20:19









Blue

49.6k870158




49.6k870158










asked Aug 7 '12 at 11:38









Ivan KochurkinIvan Kochurkin

5791720




5791720












  • $begingroup$
    FWIW: I'd not say $tan$ and $cot$ are "best", but they are the notation that more people understand than $mathrm{tg}$ and $mathrm{ctg}$. So, if you're writing for a wide audience, you might consider using the more popular ones.
    $endgroup$
    – J. M. is not a mathematician
    Aug 7 '12 at 11:57


















  • $begingroup$
    FWIW: I'd not say $tan$ and $cot$ are "best", but they are the notation that more people understand than $mathrm{tg}$ and $mathrm{ctg}$. So, if you're writing for a wide audience, you might consider using the more popular ones.
    $endgroup$
    – J. M. is not a mathematician
    Aug 7 '12 at 11:57
















$begingroup$
FWIW: I'd not say $tan$ and $cot$ are "best", but they are the notation that more people understand than $mathrm{tg}$ and $mathrm{ctg}$. So, if you're writing for a wide audience, you might consider using the more popular ones.
$endgroup$
– J. M. is not a mathematician
Aug 7 '12 at 11:57




$begingroup$
FWIW: I'd not say $tan$ and $cot$ are "best", but they are the notation that more people understand than $mathrm{tg}$ and $mathrm{ctg}$. So, if you're writing for a wide audience, you might consider using the more popular ones.
$endgroup$
– J. M. is not a mathematician
Aug 7 '12 at 11:57










3 Answers
3






active

oldest

votes


















5












$begingroup$

In current US textbooks, $tan$ and $cot$ are commonly used and standardized. Also: $sin, cos, sec, csc$. In other countries, and in the 19th century, you will find others.






share|cite|improve this answer









$endgroup$





















    3












    $begingroup$

    Some people are familiar with tg and some people are familiar with tan.So, for wide use just define the notation.It solve your's problem I think.






    share|cite|improve this answer









    $endgroup$





















      2












      $begingroup$

      Standard



      ISO 80000-2 Quantities and units — Part 2: Mathematical signs and symbols to be
      used in the natural sciences and technology



      is perfectly clear: the right symbols are $tan x$ (item 2-13.4) and $cot x$ (item 2-13.5).



      To cite the standard: "$text{tg } x$, $text{ctg } x$ should not be used."






      share|cite|improve this answer











      $endgroup$













      • $begingroup$
        +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
        $endgroup$
        – Blue
        Feb 1 at 21:12












      • $begingroup$
        @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
        $endgroup$
        – Pygmalion
        Feb 1 at 21:31












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      3 Answers
      3






      active

      oldest

      votes








      3 Answers
      3






      active

      oldest

      votes









      active

      oldest

      votes






      active

      oldest

      votes









      5












      $begingroup$

      In current US textbooks, $tan$ and $cot$ are commonly used and standardized. Also: $sin, cos, sec, csc$. In other countries, and in the 19th century, you will find others.






      share|cite|improve this answer









      $endgroup$


















        5












        $begingroup$

        In current US textbooks, $tan$ and $cot$ are commonly used and standardized. Also: $sin, cos, sec, csc$. In other countries, and in the 19th century, you will find others.






        share|cite|improve this answer









        $endgroup$
















          5












          5








          5





          $begingroup$

          In current US textbooks, $tan$ and $cot$ are commonly used and standardized. Also: $sin, cos, sec, csc$. In other countries, and in the 19th century, you will find others.






          share|cite|improve this answer









          $endgroup$



          In current US textbooks, $tan$ and $cot$ are commonly used and standardized. Also: $sin, cos, sec, csc$. In other countries, and in the 19th century, you will find others.







          share|cite|improve this answer












          share|cite|improve this answer



          share|cite|improve this answer










          answered Aug 7 '12 at 11:47









          GEdgarGEdgar

          63.5k269175




          63.5k269175























              3












              $begingroup$

              Some people are familiar with tg and some people are familiar with tan.So, for wide use just define the notation.It solve your's problem I think.






              share|cite|improve this answer









              $endgroup$


















                3












                $begingroup$

                Some people are familiar with tg and some people are familiar with tan.So, for wide use just define the notation.It solve your's problem I think.






                share|cite|improve this answer









                $endgroup$
















                  3












                  3








                  3





                  $begingroup$

                  Some people are familiar with tg and some people are familiar with tan.So, for wide use just define the notation.It solve your's problem I think.






                  share|cite|improve this answer









                  $endgroup$



                  Some people are familiar with tg and some people are familiar with tan.So, for wide use just define the notation.It solve your's problem I think.







                  share|cite|improve this answer












                  share|cite|improve this answer



                  share|cite|improve this answer










                  answered Aug 7 '12 at 13:23









                  ArghaArgha

                  2,7951842




                  2,7951842























                      2












                      $begingroup$

                      Standard



                      ISO 80000-2 Quantities and units — Part 2: Mathematical signs and symbols to be
                      used in the natural sciences and technology



                      is perfectly clear: the right symbols are $tan x$ (item 2-13.4) and $cot x$ (item 2-13.5).



                      To cite the standard: "$text{tg } x$, $text{ctg } x$ should not be used."






                      share|cite|improve this answer











                      $endgroup$













                      • $begingroup$
                        +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
                        $endgroup$
                        – Blue
                        Feb 1 at 21:12












                      • $begingroup$
                        @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
                        $endgroup$
                        – Pygmalion
                        Feb 1 at 21:31
















                      2












                      $begingroup$

                      Standard



                      ISO 80000-2 Quantities and units — Part 2: Mathematical signs and symbols to be
                      used in the natural sciences and technology



                      is perfectly clear: the right symbols are $tan x$ (item 2-13.4) and $cot x$ (item 2-13.5).



                      To cite the standard: "$text{tg } x$, $text{ctg } x$ should not be used."






                      share|cite|improve this answer











                      $endgroup$













                      • $begingroup$
                        +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
                        $endgroup$
                        – Blue
                        Feb 1 at 21:12












                      • $begingroup$
                        @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
                        $endgroup$
                        – Pygmalion
                        Feb 1 at 21:31














                      2












                      2








                      2





                      $begingroup$

                      Standard



                      ISO 80000-2 Quantities and units — Part 2: Mathematical signs and symbols to be
                      used in the natural sciences and technology



                      is perfectly clear: the right symbols are $tan x$ (item 2-13.4) and $cot x$ (item 2-13.5).



                      To cite the standard: "$text{tg } x$, $text{ctg } x$ should not be used."






                      share|cite|improve this answer











                      $endgroup$



                      Standard



                      ISO 80000-2 Quantities and units — Part 2: Mathematical signs and symbols to be
                      used in the natural sciences and technology



                      is perfectly clear: the right symbols are $tan x$ (item 2-13.4) and $cot x$ (item 2-13.5).



                      To cite the standard: "$text{tg } x$, $text{ctg } x$ should not be used."







                      share|cite|improve this answer














                      share|cite|improve this answer



                      share|cite|improve this answer








                      edited Feb 1 at 20:17

























                      answered Feb 1 at 15:39









                      PygmalionPygmalion

                      1286




                      1286












                      • $begingroup$
                        +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
                        $endgroup$
                        – Blue
                        Feb 1 at 21:12












                      • $begingroup$
                        @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
                        $endgroup$
                        – Pygmalion
                        Feb 1 at 21:31


















                      • $begingroup$
                        +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
                        $endgroup$
                        – Blue
                        Feb 1 at 21:12












                      • $begingroup$
                        @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
                        $endgroup$
                        – Pygmalion
                        Feb 1 at 21:31
















                      $begingroup$
                      +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
                      $endgroup$
                      – Blue
                      Feb 1 at 21:12






                      $begingroup$
                      +1. Do you have a source for the ISO passages? The only thing I can find on ISO.org is an unhelpful preview and a link to purchase the document; perhaps I didn't look hard enough. The Wikipedia "ISO 80000-2" entry only makes passing reference to "sin" and "tanh" (and "arcsin" and "artanh"). (Interestingly, the entry reports that "$sin^{-1}$" and "$tanh^{-1}$" aren't included in the standard. I'm not sure what to think about that.)
                      $endgroup$
                      – Blue
                      Feb 1 at 21:12














                      $begingroup$
                      @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
                      $endgroup$
                      – Pygmalion
                      Feb 1 at 21:31




                      $begingroup$
                      @Blue I have access to these standards. They are rather expensive, so their publisher is doing everything it can to disable free access. If you have a specific question I can look into standard for you.
                      $endgroup$
                      – Pygmalion
                      Feb 1 at 21:31


















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