diff --git a/src/lib/utils/math.js b/src/lib/utils/math.js
deleted file mode 100644
index dcfbc25..0000000
--- a/src/lib/utils/math.js
+++ /dev/null
@@ -1,38 +0,0 @@
-'use strict'
-
-const {modInv} = require("bigint-mod-arith");
-const BigNumber = require("bignumber.js");
-
-/**
- * @param {BigNumber} x
- * @param {BigNumber} y
- * @return {BigNumber}
- */
-function euclideanMod(x, y) {
-    if (x.lt(0)) {
-        const res = x.modulo(y);
-        return res.plus(y);
-    }
-
-    if (x.lt(y)) {
-        return x;
-    }
-
-    return x.modulo(y);
-}
-
-/**
- * @param {BigNumber} x
- * @param {BigNumber} y
- * @return {BigNumber}
- */
-function modInverse(x, y) {
-    const res = modInv(BigInt(x.toFixed()), BigInt(y.toFixed()));
-
-    return new BigNumber(res.toString());
-}
-
-module.exports = {
-    euclideanMod: euclideanMod,
-    modInv: modInverse,
-}
\ No newline at end of file