Introduction to Abstract and
Linear Algebra: Sourav Mukhopadhyay
LECTURE |
TOPIC |
DESCRIPTION |
1. |
Definition of Set, Representation of set, empty set, universal set, subset. |
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2. |
Union, Intersection, properties of union and intersection, complementation. |
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3. |
De Morgan's law, set difference, symmetric difference, Venn diagram. |
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4. |
Power set, cardinality of the power set, partition of a set, cartesian product, relation. |
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5. |
Definition of binary relation, examples, relfextive, symmetric, transitive and equivalence relation. |
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6. |
Equivalence classes, partition, Zn. |
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7. |
Definition of mapping, domain, co-domain, image, range, one-to-one, onto, bijective function, composition of mapping. |
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8. |
Bijective mapping, cycle, equipotent set, equivalence relation, denumerable (enumerable), countable set. |
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9. |
Binary operator, closure, commutative, associative, example of binary composition. |
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10. |
Algebric structure, Groupoid, commutative groupoid, identity and inverse element, semigroup, monoid, quasigroup, group. |
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11. |
Group, finite groups, abelian group, uniqueness of identity and inverse. |
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12. |
Integral power of an element, order of an element, properties of order. |
13. |
Induced binary composition, subgroups, unique identity, example of subgroups, necessary and sufficient conditions for subgroups. |
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14. |
Sufficient condition for subgroup, centre of a group, centraliser of an element, cyclic subgroup generated by an element, cyclic group, generator. |
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15. |
Intersection and union of two subgroups, product of two subgroups, definition of left cosets. |
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16. |
Left cosets of a subgroup, disjoint left cosets, left cosets as equivalence classes, any two left cosets are having same cardinality, lagrange theorem on order of a subgroup. |
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17. |
Definition, equivalence classes of right cosets, number of distinct left cosets and number of distinct right cosets are same, index of a subgroup. |
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18. |
Definition of normal subgroups, necessary and sufficient condition for normal subgroups, Quotient group, homomorphism, isomorphism. |
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19. |
Definition of rings, commutative rings, rings with identity, examples of rings, polynomial rings. |
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20. |
Divisors of zeros, Integral Domain, Field. |
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21. |
External composition, definition of vector spaces, vector spaces over real field |
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22. |
Properties of vector spaces, vector sub-spaces, necessary and sufficient condition for sub- spaces, linear sum of sub-spaces. |
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23. |
Linear combination of vectors, linear span, linear dependency and independency. |
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24. |
Finite dimensional vector space, definition of basis, Replacement theorem, any two bases have same number of vectors. |
25. |
Definition of rank of a vector space, dimension of null space is zero, extension theorem, co- ordinate of a vector with respect to a ordered basis. |
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26. |
Dimension of subspaces, sum of two subspaces, direct sum of two subspaces, dimension of sum of two subspaces. |
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27. |
Definition of linear mapping, examples, properties of linear mapping, kernel of a linear mapping is a sub-space, one-to-one linear mapping. |
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28. |
Image of a linear mapping, subspace, dimension of kernel and image of a linear mapping, nullity and rank theorem of a linear mapping. |
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29. |
Composition of linear mapping, inverse of linear mapping, isomorphism, isomorphic, two same dimensional (finite) vector spaces (U and V say) are isomorphic (U ~ V). |
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30. |
V ~ F^n, addition of two linear mapping, scalar multiplication of two linear mapping, linear space of linear mappings, matrix representation of linear mapping. |
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31. |
definition of rank of a matrix, maximum order of nonzero minor, elementary row and column operations, row reduced echelon form, row equivalence |
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32. |
Elementary matrices, row and columns operations is same as multiplying with elementary matrices, rank of a matrix is same as rank of the row reduced or columns reduced matrix, normal form. |
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33. |
augmented matrix, rank of augmented matrix, consistency, inconsistencies, no solution, unique solution and infinitely many solution |
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34. |
Row space and Column space of a matrix, row rank, column rank |
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35. |
Characteristic equation, Cayley-Hamilton theorem, eigen value of a matrix, product of eigen values |
36. |
Eigen value of a non singular matrix, eigen vectors, eigen vector corresponding to unique eigen value, independence of eigen vectors |
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37. |
Algebric and geometric multiplicity of eigen value, simple eigen value, regular eigen value |
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38. |
Eigen values of a real symmetric matrix are real, eigen values of a orthogonal martix |
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39. |
Eigen value of real orthogonal matrix, similar relation between matrices, two similar matrix have same eigen values |
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40. |
Definition of diagonalisable, conditions of diagonalisable, examples |