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@@ -53,7 +53,7 @@ As a part of my lisp-based Computer Algebra System, an algebraic manipulation to
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#+TOC: headlines 3
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#+TOC: listings
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-* WORKING Expression Typing [5/7]
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+* WORKING Expression Typing [6/7]
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:PROPERTIES:
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:CREATED: <2016-04-30 Sat 23:15>
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:ID: c6921b1e-d269-4243-acff-5a77685c331e
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@@ -185,7 +185,7 @@ Following the case pattern, and to allow for cleaner code, I've defined the clas
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,@body))
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#+END_SRC
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-** WORKING Classifications [12/13]
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+** DONE Classifications [13/13]
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:PROPERTIES:
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:CREATED: <2016-05-02 Mon 13:56>
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:ID: dcce4a6b-1b2d-4638-a82b-0c4917b0698a
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@@ -461,12 +461,21 @@ This determines whether or not a given expression is a polynomial, that is to sa
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(rest expression))))))
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#+END_SRC
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-*** WORKING Trigonometrics
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+*** DONE Trigonometrics
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+CLOSED: [2016-05-30 Mon 19:15]
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:PROPERTIES:
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:CREATED: <2016-05-04 Wed 13:38>
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:ID: 6f433cad-4b81-4a6f-ab65-981f4a924812
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:END:
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+Trigonometrics are classified as many others are, they are first checked to see if they are non-atomic, and then the first element is checked, with the following being valid symbols:
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+ - ~sin~
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+ - ~cos~
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+ - ~tan~
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+ - ~csc~
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+ - ~sec~
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+ - ~cot~
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+
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#+Caption: Classify Trigonometrics
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#+Name: classify-trigonometrics
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#+BEGIN_SRC lisp
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