feat: Add symbolic computation

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Symbolic calculation Update

• Symbolic reduction
  • Addition
  • Minus
  • Multiplication
  • Division
• Symbolic reduction on function
• Differentiation
  • Differentiation of polynomials
  • Differentiation of other functions
• Integrate
• Limits
  • polynomials
  • other functions

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#42 will do the symbolic computation future PRs will do the differentiation, integration and limits (maybe)

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#46 implemented differentiation of polynomials

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#48 will implements symbolic reduction for function

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#51 implemented the differentiation