====================================================================
Elementary Function
====================================================================
sin ::

  D(sin(3*x+6*y),x)
     3cos(6y + 3x)
     
cos ::
	
  D(cos(3*x+6*y),x)
     - 3sin(6y + 3x)

tan ::    

  D(tan(3*x+6*y),x)
                2
     3tan(6y + 3x)  + 3

cot ::     

  D(cot(3*x+6*y),x)
                  2
     - 3cot(6y + 3x)  - 3

sec ::
	
  D(sec(3*x+6*y),x)
     3sec(6y + 3x)tan(6y + 3x)

csc ::
	
  D(csc(3*x+6*y),x)
     - 3cot(6y + 3x)csc(6y + 3x)

asin ::
	
  D(asin(3*x+6*y),x)
                  3
     ---------------------------
      +------------------------+
      |     2             2
     \|- 36y  - 36x y - 9x  + 1

acos ::
	
  D(acos(3*x+6*y),x)
                    3
     - ---------------------------
        +------------------------+
        |     2             2
       \|- 36y  - 36x y - 9x  + 1

atan ::
	
  D(atan(3*x+6*y),x)
                 3
      ----------------------
         2             2
      36y  + 36x y + 9x  + 1

acot ::
	
  D(acot(3*x+6*y),x)
                   3
      - ----------------------
           2             2
        36y  + 36x y + 9x  + 1

asec ::
        
  D(asec(3*x+6*y),x)
                      1
      ---------------------------------
               +----------------------+
               |   2             2
      (2y + x)\|36y  + 36x y + 9x  - 1

acsc ::      

  D(acsc(3*x+6*y),x)
                        1
      - ---------------------------------
                 +----------------------+
                 |   2             2
        (2y + x)\|36y  + 36x y + 9x  - 1

sinh ::
	
  D(sinh(3*x+6*y),x)
      3cosh(6y + 3x)

cosh ::
	
  D(cosh(3*x+6*y),x)
      3sinh(6y + 3x)

tanh ::
	
  D(tanh(3*x+6*y),x)
                      2
      - 3tanh(6y + 3x)  + 3

coth ::
	
  D(coth(3*x+6*y),x)
                      2
      - 3coth(6y + 3x)  + 3

sech ::
	
  D(sech(3*x+6*y),x)
      - 3sech(6y + 3x)tanh(6y + 3x)

csch ::
	
  D(csch(3*x+6*y),x)
      - 3coth(6y + 3x)csch(6y + 3x)

asinh ::
	
  D(asinh(3*x+6*y),x)
                  3
      -------------------------
       +----------------------+
       |   2             2
      \|36y  + 36x y + 9x  + 1

acosh ::
	
  D(acosh(3*x+6*y),x)
                  3
      -------------------------
       +----------------------+
       |   2             2
      \|36y  + 36x y + 9x  - 1

atanh ::
	
  D(atanh(3*x+6*y),x)
                   3
      - ----------------------
           2             2
        36y  + 36x y + 9x  - 1
        
acoth ::
	
  D(acoth(3*x+6*y),x)
                   3
      - ----------------------
           2             2
        36y  + 36x y + 9x  - 1

asech ::
	
  D(asech(3*x+6*y),x)
                         1
      - -----------------------------------
                 +------------------------+
                 |     2             2
        (2y + x)\|- 36y  - 36x y - 9x  + 1

acsch ::
        
  D(acsch(3*x+6*y),x)
                        1
      - ---------------------------------
                 +----------------------+
                 |   2             2
        (2y + x)\|36y  + 36x y + 9x  + 1


See Also:

* ``)show ElementaryFunction``