Mathematica 9 is now available
THIS IS DOCUMENTATION FOR AN OBSOLETE PRODUCT.
SEE THE DOCUMENTATION CENTER FOR THE LATEST INFORMATION.
Wolfram Mathematica Documentation Center
DOCUMENTATION CENTER SEARCH
New to Mathematica? Find your learning path »
Mathematica >
BUILT-IN MATHEMATICA SYMBOL|See Also »

Trig

Trig
is an option for various polynomial manipulation functions that specifies whether trigonometric functions should be treated like polynomial elements.
MORE INFORMATION
  • With Trig->True, trigonometric functions will be treated like polynomial elements by using their algebraic relations.
EXAMPLESCLOSE ALL
Basic Examples   (2)
By default, Simplify uses trigonometric identities:
This simplifies the expression without using trigonometric identities:
By default, Expand expands out products and positive integer powers:
This also expands out trigonometric functions:
By default, Simplify uses trigonometric identities:
In[1]:=
Click for copyable input
Out[1]=
In[2]:=
Click for copyable input
Out[2]=
This simplifies the expression without using trigonometric identities:
In[3]:=
Click for copyable input
Out[3]=
 
By default, Expand expands out products and positive integer powers:
In[1]:=
Click for copyable input
Out[1]=
This also expands out trigonometric functions:
In[2]:=
Click for copyable input
Out[2]=
New in 2
Ask a question about this page  |  Suggest an improvement  |  Leave a message for the team
Format:   HTML  |  CDF