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

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Arash Partow
2020-01-01 00:00:00 +00:00
parent 050dcf0b5a
commit 93a9f44f99
26 changed files with 5414 additions and 2681 deletions
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5
exprtk_simple_example_16.cpp
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@ -3,7 +3,7 @@
* C++ Mathematical Expression Toolkit Library *
* *
* Simple Example 16 *
* Author: Arash Partow (1999-2018) *
* Author: Arash Partow (1999-2020) *
* URL: http://www.partow.net/programming/exprtk/index.html *
* *
* Copyright notice: *
@ -19,6 +19,7 @@
#include <cstdio>
#include <cstdlib>
#include <string>
#include "exprtk.hpp"
@ -29,7 +30,7 @@ void linear_least_squares()
typedef exprtk::expression<T> expression_t;
typedef exprtk::parser<T> parser_t;
std::string linear_least_squares_program =
const std::string linear_least_squares_program =
" if (x[] == y[]) "
" { "
" beta := (sum(x * y) - sum(x) * sum(y) / x[]) / "