diff --git a/math/Makefile b/math/Makefile
index f79bae6e..6d593eef 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -6,7 +6,7 @@
 #    By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2023/11/12 11:05:05 by rparodi           #+#    #+#              #
-#    Updated: 2024/05/29 14:20:08 by rparodi          ###   ########.fr        #
+#    Updated: 2024/05/29 15:37:40 by rparodi          ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -14,7 +14,7 @@
 # Variables
 
 # Name
-NAME = libmmath.a
+NAME = test
 LIBDIRNAME = libft
 SRCDIRNAME = sources
 
@@ -26,15 +26,17 @@ RM = rm -rf
 CFLAGS = -Werror -Wextra -Wall -Wno-unused-command-line-argument -g3 -MMD
 
 # Sources
-LIB =	./libft/ft_split.c
+LIB =	
 
-SRC =	./sources/operation/ft_pow.c \
+SRC =	./main.c \
+		./sources/operation/ft_pow.c \
 		./sources/operation/ft_add.c \
 		./sources/utils/ft_init_numbers.c \
 		./sources/utils/ft_nblen.c \
 		./sources/comparison/ft_is_less.c \
 		./sources/comparison/ft_equal.c \
-		./sources/comparison/ft_is_greater.c
+		./sources/comparison/ft_is_greater.c \
+		./sources/ft_split.c
 
 # Objects
 OBJDIRNAME = ./objects
@@ -83,7 +85,7 @@ $(NAME): $(OBJ) $(LIB_OBJ)
 	@mkdir -p $(OBJDIRNAME)/$(LIBDIRNAME)
 	@mkdir -p $(OBJDIRNAME)/$(SRCDIRNAME)
 	@printf '$(GREY) Creating $(END)$(GREEN)$(OBJDIRNAME)$(END)\n'
-	@ar rc $(NAME) $(OBJ) $(OBJBonus) 1>/dev/null
+	@ar rc $(NAME) $(OBJ) $(OBJBonus)
 	@ranlib $(NAME)
 # Creating the objects
 $(OBJDIRNAME)/%.o: %.c
@@ -125,5 +127,5 @@ footer:
 #	Phony
 .PHONY: all bonus clean fclean re
 
-# -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
+-DCMAKE_EXPORT_COMPILE_COMMANDS=ON
 -include	${OBJ:.o=.d}
diff --git a/math/main.c b/math/main.c
index a66d5602..62045190 100644
--- a/math/main.c
+++ b/math/main.c
@@ -1,17 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/05/27 14:41:26 by rparodi           #+#    #+#             */
+/*   Updated: 2024/05/28 15:48:40 by rparodi          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
 #include "./includes/ft_math.h"
 
-int	main(int argc, char *argv[])
+int main(int argc, char *argv[])
 {
-	t_number	nb;
+	t_number nb;
 
-	if (argc == 2)
+	if (argc != 2)
 	{
-		ft_init_numbers(argv[1], &nb);
-		printf("Number: %s\n", nb.number);
-		printf("Integer: %s\n", nb.int_part);
-		printf("Float: %s\n", nb.float_part);
-		printf("Integer size: %zu\n", nb.int_size);
-		printf("Float size: %zu\n", nb.float_size);
+		printf("Usage: %s <string>\n", argv[0]);
+		return 1;
+	}
+	else if (argc == 2)
+	{
+		if (ft_init_numbers(argv[1], &nb) == ERROR)
+		{
+			printf("Error\n");
+			return 1;
+		}
+		else
+			printf("Number = %s \n(int: %s, %zu) (float: %s, %zu)\n", nb.number, nb.int_part, nb.int_size, nb.float_part, nb.float_size);
 	}
 	return (0);
 }
diff --git a/math/sources/ft_split.c b/math/sources/ft_split.c
new file mode 100644
index 00000000..cfeb6b3b
--- /dev/null
+++ b/math/sources/ft_split.c
@@ -0,0 +1,93 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_split.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rparodi <marvin@42.fr>                     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/09 13:56:02 by rparodi           #+#    #+#             */
+/*   Updated: 2024/05/28 15:39:50 by rparodi          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../includes/ft_math.h"
+
+static int	count_words(const char *str, char sep)
+{
+	int	i;
+	int	count;
+
+	i = 0;
+	count = 0;
+	while (str[i])
+	{
+		while (str[i] == sep && str[i])
+			i++;
+		if (str[i] != sep && str[i])
+		{
+			while (str[i] != sep && str[i])
+				i++;
+			count++;
+		}
+	}
+	return (count);
+}
+
+static char	*ft_strndup(const char *s, int j)
+{
+	int		i;
+	char	*str;
+
+	i = 0;
+	str = (char *)malloc((j + 1));
+	if (!str)
+		return (NULL);
+	while (s[i] && i < j)
+	{
+		str[i] = s[i];
+		i++;
+	}
+	str[i] = '\0';
+	return (str);
+}
+
+static char	**ext_w(char **words_array, const char *str, char sep, int size)
+{
+	int	i;
+	int	j;
+
+	i = 0;
+	j = 0;
+	while (j < size)
+	{
+		while (str[i] == sep && str[i])
+			i++;
+		str = str + i;
+		i = 0;
+		while (str[i] != sep && str[i])
+			i++;
+		words_array[j++] = ft_strndup(str, i);
+		str = str + i;
+		i = 0;
+	}
+	words_array[j] = 0;
+	return (words_array);
+}
+
+char	**ft_split(char const *s, char c)
+{
+	int		size;
+	char	**words_array;
+
+	size = count_words(s, c);
+	words_array = (char **)malloc(sizeof(char *) * (size + 1));
+	if (!words_array)
+		return (NULL);
+	if (size == 0)
+	{
+		words_array[0] = NULL;
+		return (words_array);
+	}
+	words_array = ext_w(words_array, s, c, size);
+	return (words_array);
+}