diff --git a/composer.lock b/composer.lock
index af0f667..82581a1 100644
--- a/composer.lock
+++ b/composer.lock
@@ -8,19 +8,20 @@
     "packages": [
         {
             "name": "poseidon2/math",
-            "version": "1.0.0",
+            "version": "1.0.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/FrankMarkwort/Math.git",
-                "reference": "7b4263ff03801fe18bded99a03fdbf5cb3568c49"
+                "reference": "70999367939f953b9fe640799ee482d16b0cd920"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/FrankMarkwort/Math/zipball/7b4263ff03801fe18bded99a03fdbf5cb3568c49",
-                "reference": "7b4263ff03801fe18bded99a03fdbf5cb3568c49",
+                "url": "https://api.github.com/repos/FrankMarkwort/Math/zipball/70999367939f953b9fe640799ee482d16b0cd920",
+                "reference": "70999367939f953b9fe640799ee482d16b0cd920",
                 "shasum": ""
             },
             "require": {
+                "ext-bcmath": "*",
                 "php": ">= 8.3"
             },
             "require-dev": {
@@ -43,12 +44,12 @@
                     "role": "Developer"
                 }
             ],
-            "description": "Math vector",
+            "description": "Math-Vector library",
             "support": {
                 "issues": "https://github.com/FrankMarkwort/Math/issues",
-                "source": "https://github.com/FrankMarkwort/Math/tree/1.0"
+                "source": "https://github.com/FrankMarkwort/Math/tree/1.0.3"
             },
-            "time": "2024-09-15T14:53:12+00:00"
+            "time": "2024-09-18T22:53:05+00:00"
         }
     ],
     "packages-dev": [
diff --git a/src/Core/Parser/Decode/DecodeNmea2000.php b/src/Core/Parser/Decode/DecodeNmea2000.php
index f475e4b..b851ad0 100644
--- a/src/Core/Parser/Decode/DecodeNmea2000.php
+++ b/src/Core/Parser/Decode/DecodeNmea2000.php
@@ -5,7 +5,7 @@
 
 use Exception;
 use Core\Parser\ParserException;
-use Core\Parser\Lib\BinDec;
+use Math\Bin\BinDec;
 
 class DecodeNmea2000 implements DecoderInterface
 {
diff --git a/src/Core/Parser/Lib/BinDec.php b/src/Core/Parser/Lib/BinDec.php
deleted file mode 100644
index b970de1..0000000
--- a/src/Core/Parser/Lib/BinDec.php
+++ /dev/null
@@ -1,136 +0,0 @@
-<?php
-declare(strict_types=1);
-
-namespace Core\Parser\Lib;
-
-use Exception;
-
-class BinDec
-{
-    /**
-     * @throws Exception
-     */
-    public static function bin2dec64BitSystem(string $bin, bool $signed = false ,float|int|null $resolution = 1):float|int
-    {
-        if (! static::isBinary($bin)) {
-
-            throw new Exception("is not BinaryString $bin");
-        }
-
-        if (! $signed) {
-            $result = bindec($bin);
-            if (is_numeric($resolution)) {
-                $result = $result * $resolution;
-            }
-
-            return $result;
-        }
-
-        if (! in_array(strlen($bin), [4 ,8, 16 ,32 ,64])) {
-
-            throw new Exception('can only convert 4 ,8, 16 ,32 ,64 length to dec');
-        }
-
-        if ($bin[0] == '1') {
-            $bin = static::bitFlip($bin);
-            $result =  (bindec($bin) + 1) * -1;
-            if (is_numeric($resolution)) {
-                $result = $result * $resolution;
-            }
-            return $result;
-        }
-        $result = bindec($bin);
-        if (is_numeric($resolution)) {
-            $result = $result * $resolution;
-        }
-        return $result;
-    }
-
-    /**
-     * @throws Exception
-     */
-
-    public static function bin2dec(string $bin, bool $signed = false, float|int|null $resolution = 1):float|int
-    {
-        if ( static::is_32bit() ) {
-
-            return self::bin2dec32BitSystem($bin, $signed, $resolution);
-        }
-
-        return self::bin2dec64BitSystem($bin, $signed, $resolution);
-    }
-
-    /**
-     * @throws Exception
-     */
-    public static function bin2dec32BitSystem(string $bin, bool $signed = false, float|int|null $resolution = 1):float
-    {
-        if (! static::isBinary($bin)) {
-
-           throw new Exception("is not BinaryString $bin");
-        }
-        $result = '0';
-        $firstBit = $bin[0];
-        if ($signed && $firstBit == '1') {
-            $bin = static::bitFlip($bin);
-        }
-        for($i=0; $i<strlen($bin); $i++) {
-            $result = BCAdd(BCMul($result,'2',0), $bin[$i], 0);
-        }
-        if ($signed && $firstBit == '1') {
-            $result = BCMul(BCAdd($result, '1', 0), '-1', 0);
-        }
-        if (is_numeric($resolution) ) {
-            $result =  BCMul($result,  number_format($resolution, 64, '.', null), 64);
-        }
-
-        return floatval($result);
-    }
-
-    /**
-     * @throws Exception
-     */
-    public static function binToAscii(string $bin):string
-    {
-        static::validBitLength($bin);
-        if (! static::isBinary($bin)) {
-
-           throw new Exception('is not BinaryString');
-        }
-        $result = '';
-        for($i=0; $i<strlen($bin); $i+=8) {
-            $result .= chr(intval(substr($bin, $i, 8), 2));
-        }
-
-        return $result;
-    }
-
-    private static function isBinary(string $string): bool
-    {
-        return preg_match("/^[01]+$/", $string) >= 1;
-    }
-
-    /**
-     * @throws Exception
-     */
-    private static function validBitLength(string $bin):void
-    {
-        if (! in_array(strlen($bin), [4 ,8, 16 ,32 ,64])) {
-            throw new Exception('can only convert 4 ,8, 16 ,32 ,64 length to dec');
-        }
-    }
-
-    private static function bitFlip(string $bin):string
-    {
-        for($i = 0; $i < strlen($bin); $i++) {
-            $bin[$i] = $bin[$i] == '1' ? '0' : '1';
-        }
-
-        return $bin;
-    }
-
-    private static function is_32bit():bool
-    {
-        return PHP_INT_SIZE === 4;
-    }
-}
diff --git a/test/Core/Parser/Data/DataPartTest.php b/test/Core/Parser/Data/DataPartTest.php
index 31139af..408296c 100644
--- a/test/Core/Parser/Data/DataPartTest.php
+++ b/test/Core/Parser/Data/DataPartTest.php
@@ -5,7 +5,7 @@
 use Core\Parser\Decode\DecodeNmea2000;
 use Core\Config\ConfigPgn;
 use Core\Config\PngFieldConfig;
-use Core\Parser\Lib\BinDec;
+use Math\Bin\BinDec;
 use PHPUnit\Framework\Attributes\CoversClass;
 
 use PHPUnit\Framework\TestCase;
diff --git a/test/Core/Parser/DataFacadeFactoryTest.php b/test/Core/Parser/DataFacadeFactoryTest.php
index 8591e42..fccb05c 100644
--- a/test/Core/Parser/DataFacadeFactoryTest.php
+++ b/test/Core/Parser/DataFacadeFactoryTest.php
@@ -9,7 +9,7 @@
 use Core\Parser\Data\DataPart;
 use Core\Parser\Data\MainPart;
 use Core\Parser\Decode\DecodeNmea2000;
-use Core\Parser\Lib\BinDec;
+use Math\Bin\BinDec;
 use PHPUnit\Framework\Attributes\CoversClass;
 use PHPUnit\Framework\TestCase;
 use Core\Parser\DataFacadeFactory;
diff --git a/test/Core/Parser/DataFacadeTest.php b/test/Core/Parser/DataFacadeTest.php
index 5059ffd..288d90d 100644
--- a/test/Core/Parser/DataFacadeTest.php
+++ b/test/Core/Parser/DataFacadeTest.php
@@ -11,7 +11,7 @@
 use Core\Parser\Data\MainPart;
 use Core\Parser\DataFacadeFactory;
 use Core\Parser\Decode\DecodeNmea2000;
-use Core\Parser\Lib\BinDec;
+use Math\Bin\BinDec;
 use PHPUnit\Framework\Attributes\CoversClass;
 use PHPUnit\Framework\TestCase;
 
diff --git a/test/Core/Parser/Decode/DecodeNmea2000Test.php b/test/Core/Parser/Decode/DecodeNmea2000Test.php
index 2716878..f781697 100644
--- a/test/Core/Parser/Decode/DecodeNmea2000Test.php
+++ b/test/Core/Parser/Decode/DecodeNmea2000Test.php
@@ -2,7 +2,7 @@
 namespace TestCore\Parser\Decode;
 
 use Core\Parser\Decode\Request;
-use Core\Parser\Lib\BinDec;
+use Math\Bin\BinDec;
 use PHPUnit\Framework\TestCase;
 use PHPUnit\Framework\Attributes\CoversClass;
 use Core\Parser\Decode\DecodeNmea2000;
diff --git a/test/Core/Parser/Lib/BinDecTest.php b/test/Core/Parser/Lib/BinDecTest.php
deleted file mode 100644
index 7cf601b..0000000
--- a/test/Core/Parser/Lib/BinDecTest.php
+++ /dev/null
@@ -1,97 +0,0 @@
-<?php
-
-namespace TestCore\Parser\Lib;
-
-use Core\Parser\Lib\BinDec;
-use PHPUnit\Framework\Attributes\CoversClass;
-use PHPUnit\Framework\Attributes\DataProvider;
-use PHPUnit\Framework\Attributes\DataProviderExternal;
-use PHPUnit\Framework\TestCase;
-
-#[CoversClass(BinDec::class)]
-class BinDecTest extends TestCase
-{
-
-    public function testBin2dec()
-    {
-        $this->assertEquals(1, BinDec::bin2dec('0001', true));
-        $this->assertEquals(1, BinDec::bin2dec('0001', false));
-        $this->assertEquals(2, BinDec::bin2dec('0010', true));
-        $this->assertEquals(2, BinDec::bin2dec('0010', false));
-        $this->assertEquals(3, BinDec::bin2dec('0011', true));
-        $this->assertEquals(3, BinDec::bin2dec('0011', false));
-        $this->assertEquals(7, BinDec::bin2dec('0111', true));
-        $this->assertEquals(7, BinDec::bin2dec('0111', false));
-        $this->assertEquals(-1, BinDec::bin2dec('1111', true));
-        $this->assertEquals(15, BinDec::bin2dec('1111', false));
-        $this->assertEquals(-7, BinDec::bin2dec('1001', true));
-        $this->assertEquals(9, BinDec::bin2dec('1001', false));
-        $this->assertEquals(-6, BinDec::bin2dec('1010', true));
-        $this->assertEquals(10, BinDec::bin2dec('1010', false));
-        $this->assertEquals(-5, BinDec::bin2dec('1011', true));
-        $this->assertEquals(11, BinDec::bin2dec('1011', false));
-        $this->assertEquals(22, BinDec::bin2dec('1011', false, 2));
-    }
-
-    public static function dataProviderbindec64BitSame():array
-    {
-        return [
-            ['1111'],
-            ['11111111'],
-            ['1111111111111111'],
-            ['11111111111111111111111111111111'],
-            ['1111111111111111111111111111111111111111111111111111111111111111'],
-            ['0111011111110001111001111110001111111011111111110111111111111111']
-        ];
-    }
-    #[DataProvider('dataProviderbindec64BitSame')]
-    public function testInternelAgainst64BitSame(string $bin)
-    {
-        $this->assertEquals(bindec($bin), BinDec::bin2dec64BitSystem($bin), strlen($bin));
-    }
-    public static function dataProvider32And64BitSame():array
-    {
-        return [
-            ['1111'],
-            ['11111111'],
-            ['1111111111111111'],
-            ['11111111111111111111111111111111'],
-            ['1111111111111111111111111111111111111111111111111111111111111111'],
-            ['1111', true],
-            ['11111111',true],
-            ['1111111111111111',true],
-            ['11111111111111111111111111111111',true],
-            ['1111111111111111111111111111111111111111111111111111111111111111',true],
-            ['1111', true],
-            ['11111111',true],
-            ['1111111111111111',true],
-            ['11111111111111111111111111111111',true],
-            ['1111111111111111111111111111111111111111111111111111111111111111',true, 1E-16],
-            ['0000010100100111000110011101010111110100010111111100001000000000',true, 1E-16],
-            ['1000000000000000000000000000000000000000000000000000000000000000',true, 0,001]
-        ];
-    }
-    #[DataProvider('dataProvider32And64BitSame')]
-    public function test32And64BitSame(string $bin, bool $signed = false, float $resolution = 1)
-    {
-        $this->assertEquals(BinDec::bin2dec64BitSystem($bin, $signed, $resolution), BinDec::bin2dec32BitSystem($bin, $signed, $resolution), strlen($bin));
-    }
-
-    public function testResult32BitSystem()
-    {
-        $this->assertEquals(37.1293901, BinDec::bin2dec32BitSystem('0000010100100111000110011101010111110100010111111100001000000000', true, 1E-16));
-        $this->assertEquals(37.1293901, BinDec::bin2dec64BitSystem('0000010100100111000110011101010111110100010111111100001000000000', true, 1E-16));
-    }
-
-    public function testIsNotBinaryException()
-    {
-        $this->expectException('\Exception');
-        BinDec::bin2dec('0a01', true);
-    }
-
-     public function testWrongLengt()
-    {
-        $this->expectException('\Exception');
-        BinDec::bin2dec('00011', true);
-    }
-}
diff --git a/test/miniTest32BitSystem.php b/test/miniTest32BitSystem.php
deleted file mode 100644
index 3b0951b..0000000
--- a/test/miniTest32BitSystem.php
+++ /dev/null
@@ -1,8 +0,0 @@
-<?php
-require_once __DIR__ . '/../vendor/autoload.php';
-
-use \Core\Parser\Lib\BinDec;
-
-if ( 37.1293901 === BinDec::bin2dec32BitSystem('0000010100100111000110011101010111110100010111111100001000000000', true, 1E-16)) {
-    echo "itsWorking\n";
-}
\ No newline at end of file