CyberMath 1.0.3

A little library with useful data structures and extension methods.

Nuget Package

PM> Install-Package CyberMath -Version 1.0.3

• Two-dimensional arrays

  • Matrix
  • Jugged Matrix
  • Dynamic Matrix
  • Dynamic Jugged Matrix

• Binary Trees

  • Vanilla Tree

  • AVL Tree

  • Red Black Tree

  • Common interface: IBinaryTree : ICollection, IDisposable where T : IComparable<T>, IComparable

• Helpers

  • FixExpressionConverter (Class for converting xFix expression into yFix)
    • Infix → Postfix ⇒ A+B*C/(E-F) → ABC*EF-/+<br/>
    • Infix → Prefix ⇒ A+B*C/(E-F) → +A*B/C-EF<br/>
    • Postfix → Infix ⇒ ABC*EF-/+ → (A+((B*C)/(E-F)))<br/>
    • Postfix → Prefix ⇒ ABC/-AK/L-* → *-A/BC-/AKL<br/>
    • Prefix → Infix ⇒ +A*B/C-EF → (A+(B*(C/(E-F))))<br/>
    • Prefix → Postfix ⇒ *-A/BC-/AKL → ABC/-AK/L-*
  • GenericTypesExtensions (Just a class to make out life and programming faster and more productive)
    • SerializableDeepCopy → T (Makes a deep copy of item. Type of item should be marked as [Serializable]; otherwise → EXCEPTION)

• Extension methods

  • Extension methods for collections

    • Swap → void (Swaps items in indexed collections)
    • Shuffle → void (Shuffles the items in an indexed collection)
    • RandomItem → T (Gets a random item from collection)
    • Permutations → IEnumerable<IEnumerable<T>> (Returns a new collections with all permutations of elements with repeating elements)
    • PermutationsWithRepeat → IEnumerable<IEnumerable<T>&gt (Returns a new collections with all permutations of elements with repeating elements)

  • Extension methods for strings

    • Concat → string
    • IsPalindrome → bool (Checks string for palindromicity)
    • IsAnagramOf → bool (Checks two string for anagramism)
    • WordsFrequency → Dictionary<char,int> (Creates a Dictionary<TKey,TValue> where TKey is char and TValue is int (count of TKey in input string))
    • ToInt32 → int (Returns string parsed to Int32)
    • ToInt64 → long (Returns string parsed to Int64)
    • ToAlternatingCase → (Converts input string to alternating case)

  • Extension methods for Random

    • NextDouble → double (Generates a double number between min and max)
    • NextLong → long (Generates a long number between min and max)

  • Extension methods for Int32 and Int64

    • IsPalindrome → bool (Checks number for palindromicity)

    • IsOdd → bool (Checks is number odd)

    • IsEven → bool (Checks is number even)

    • GCD (greatest common divisor) → int/long (Calculates greatest common divisor between two numbers)

    • LCM (lowest common multiple) → int/long (Calculates lowest common multiple between two numbers)

    • Swap → void (Swaps two integers in memory (by ref))

    • GetLength → int (Calculates the length of number)

    • ToBinary → string (Converts number to binary(2) format)

    • ToHex → string (Converts number to HEX(16) format)

    • GetDigits → IEnumerable<byte> Gets all digits of number as a collection

    • Extension methods for Prime Numbers

      • IsPrime → bool (Checks number for primality)
      • GenerateRandomPrimeNumber → Int32/Int64 (Generating one random prime number)
      • GeneratePrimeNumbers → IEnumerable<Int32/Int64> (Generates IEnumerable collection of prime numbers which are less than max)

  • Extension methods for all matrices

    • IsMaxInColumn → bool (Returns bool value if element at [i, j] is max in IMatrixBase<IComparable> matrix column at index j)

    • IsMinInRow → bool (Returns bool value if element at [i, j] is min in IMatrixBase<IComparable> matrix row at index i)

    • DiagonalSum → int/long/souble/decimal/short and Nullable (ONLY FOR SQUARE Calculates sum of all items on main diagonal)

    • SideDiagonalSum → int/long/souble/decimal/short and Nullable (ONLY FOR SQUARE Calculates sum of all items on side diagonal)

    • SumSaddlePoints → int/long/souble/decimal/short and Nullable (Calculates sum of all saddle points in matrix)

    • CreateMatrixWithoutRow → IJuggedMatrix/IMatrix (Creates a new matrix without row at rowIndex)

    • CreateMatrixWithoutColumn → IJuggedMatrix/IMatrix (Creates a new matrix without column at columnIndex)

    • For primitives

      • Add → IMatrixBase<T> (Returns the add IMatrixBase first and IMatrixBase second)
      • Sub → IMatrixBase<T> (Returns the sub IMatrixBase first and IMatrixBase second)
      • MulOnNumber → IMatrixBase<T> (Returns the multiplication IMatrixBase matrix on number)
      • FillRandomly → void (Fills matrix with randomly generated items)

  • Extension methods for JuggedMatrix<T>

    • CountOnEachRow → IEnumerable<int> ()
    • ToMatrix → IMatrix<T> (Creates a new instance of IMatrix from IJuggedMatrix)
    • CreateVanilla → T[][] (Creates a vanilla array of arrays on base of JuggedMatrix)

  • Extension methods for IMatrix<T>

    • ToJuggedMatrix → IJuggedMatrix<T> (Creates a new instance of IJuggedMatrix from IMatrix)

    • CreateVanilla → T[,] (Creates a vanilla matrix on base of Matrix)

    • For primitives

      • Multiplication → IMatrix<T> (Returns the mul IMatrix first and IMatrix second)
      • CalculateDeterminant → int/long/double/decimal and Nullable (Calculates determinant for IMatrix)
      • CreateInvertibleMatrix → IMatrix<double> (Creates inverted matrix from IMatrix)
      • CalculateMinor → int/long/souble/decimal and Nullable (Calculates minor for IMatrix)

• Equations

  • Quadratic (Represents a class for building quadratic equation)