diff --git a/src/procedures.nim b/src/procedures.nim
index b9ea10c..bcb0a64 100644
--- a/src/procedures.nim
+++ b/src/procedures.nim
@@ -1,13 +1,13 @@
 import strutils, sequtils
 
-proc getInt(): int =
+proc getInt: int =
     while(true):
         try:
             return parseInt(readline(stdin))
         except:
             echo "Please enter an integer, try again."
 
-proc getFloat(): float =
+proc getFloat: float =
     while(true):
         try:
             return parseFloat(readline(stdin))
@@ -25,7 +25,6 @@ proc fillMatrix*(matrix: var seq[seq[float]], row, col: int) =
     for i in countup(1, row):
         for j in countup(1, col):
             echo "Enter item:"
-            # var entry: float = getFloat() # TODO: while loop to check if input is valid
             matrix[i-1].add(getFloat())
             matrix[i-1].delete(0)
         echo matrix[i-1]
@@ -59,7 +58,7 @@ proc calcCross(vector1: array[3, float], vector2: array[3, float]): array[3, flo
     let k: float = vector1[0] * vector2[1] - vector1[1] * vector2[0]
     result = [i, j, k]
 
-proc dot*() =
+proc dot* =
     echo "MATRIX DOT PRODUCT"
 
     #? record first matrix
@@ -91,7 +90,7 @@ proc dot*() =
     echo "\nResult matrix is:"
     printMatrix(m)
 
-proc cross*() =
+proc cross* =
     echo "VECTOR CROSS PRODUCT"
     
     type