| RcdMathLib_doc
    Open Source Library  for Linear and Non-linear Algebra | 
 
 
 
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   33     double radians_angle = deg_angle * 
M_PI / 180.0;
 
   41     double radians_angle = deg_angle * 
M_PI / 180.0;
 
   43     return sin(radians_angle);
 
  100     va_start(args, format_str);
 
  101     vprintf(format_str, args);
 
  110         puts(
"Not valid input array size !!!");
 
  114     for (uint8_t i = 0; i < arr_size; i++) {
 
  118     return mean / arr_size;
 
  126     double trail_value = 0;
 
  130         puts(
"Not valid input array size !!!");
 
  134     if (window_size <= 0) {
 
  135         puts(
"Not valid window size !!!");
 
  139     for (uint8_t i = 0; i < arr_size; i++) {
 
  140         sum = sum - trail_value + in_arr[i];
 
  141         out_arr[i] = sum / window_size;
 
  144         if (pos >= window_size) {
 
  146             trail_value = in_arr[pos - window_size];
 
  154     int middle = length / 2;
 
  158     if (length % 2 == 1) {
 
  162         return (arr[middle - 1] + arr[middle]) / 2.0;
 
  172     if (fabs(x) > fabs(y)) {
 
  174         sqr_root = fabs(x) * sqrt(1 + sqr_root * sqr_root);
 
  178         sqr_root = fabs(y) * sqrt(1 + sqr_root * sqr_root);
 
  
 
void shell_sort(vector_t *arr, uint8_t length)
Sort a data set of type utils_t by using the Shell sort algorithm.
uint8_t utils_u8_max(uint8_t a, uint8_t b)
Returns the greater of two numbers from type uint8_t.
#define vector_t
Define the data type of the vector elements.
void utils_swap(uint8_t *a, uint8_t *b)
Interchange the values of two variables of type uint8_t.
double utils_sind(double deg_angle)
Compute the sine of a variable in degrees.
double utils_to_radian(double deg_angle)
Convert the angle from degrees to radians.
double utils_get_median(vector_t arr[], uint8_t length)
Compute the median of a finite array of numbers.
Utilities for linear algebra.
uint8_t utils_u8_min(uint8_t a, uint8_t b)
Returns the smaller of two numbers from type uint8_t.
void utils_moving_average(uint8_t arr_size, vector_t in_arr[], uint8_t window_size, vector_t out_arr[])
Compute the moving average of a data set.
double utils_min(double a, double b)
Returns the smaller of two real numbers.
double utils_get_save_square_root(double x, double y)
sqrt(a^2 + b^2) without under/overflow.
Implement the Shell sort algorithm.
double utils_mean(uint8_t arr_size, vector_t in_arr[])
Compute the mean value of a data set.
double utils_max(double a, double b)
Returns the greater of two real numbers.
void utils_printf(char *format_str,...)
Print by using variable format string as well as argument lists.