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C++ Mathematical Expression Library (ExprTk) http://www.partow.net/programming/exprtk/index.html

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Arash Partow 2017-11-11 09:21:03 +11:00
parent 149fa9879d
commit 21bb5ecb7c
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@ -2603,7 +2603,7 @@ own instances of those variables. Examples of such variables could be:
(2) customer_name
The following is a diagram depicting the possible version of the
The following is a diagram depicting the possible version of the
denoted symbol table hierarchies. In the diagram there are two unique
expressions, each of which have a reference to the Global constant,
functions and variables symbol tables and an exclusive reference to a
@ -2633,8 +2633,8 @@ local symbol table.
Bringing all of the above together, in the following example the
hierarchy of symbol tables are instantiated and initialised. An
expression that makes use of various elements of each symbol table is
hierarchy of symbol tables are instantiated and initialised. An
expression that makes use of various elements of each symbol table is
then compiled and later on evaluated:
typedef exprtk::symbol_table<double> symbol_table_t;
@ -3907,7 +3907,7 @@ function is as follows:
....
// Differentiate expression where value of x = 12.3 using a reference
// Differentiate expression at value of x = 12.3 using a reference
// to the x variable
x = T(12.3);
T derivative1 = exprtk::derivative(expression,x);