Linear and Abstract Algebra Forum

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Join experts in discussing linear and abstract algebra topics. This includes vector spaces and linear transformations. Also groups and other algebraic structures along with Number Theory.
Is this possible or am I dumb - Solving for u
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Testing for linear combinations using matrices instead of vectors
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Question about Dirichlet's theorem on arithmetic progressions
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Intuition behind rotation matrices?
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Does AA^\dagger=I Imply A^\dagger is the Generalized Inverse of A?
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Simple explanation of a vector space
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Does there exists a matrix who's product is itself?
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Self Adjoint and Anti-Self Adjoint questoin
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Sum of digits without regard to place value?
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Column space of positive semidefinite matrix
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Coefficient of a polynomial in K[x] where K is a field of characteristic p
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Matrix notation for vector stacking
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Why an Invariant Subspace Has an Eigenvector
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Conserving contiguity with a transposed progression
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Understanding the Well-Ordering Theorem: A Simplified Explanation
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Is 59,649,589,127,497,217 a prime no.?
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Matrix Representation of a linear operator
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Understanding Group C*-Algebras: Intuitive Expl.
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Finding Fraction Field of Z[1/2]
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Symmetric bilinear forms on infinite dimensional spaces
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Adjoint versus classical adjoint/any relation?
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Algebraic and Transcendental irrational numbers
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Can Base 10 Logs be Evaluated Without a Calculator?
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How to Find the Basis of a 23D Subspace Using Maple or Matlab?
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Is the Similarity Matrix S of A always the Identity Matrix?
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Linear Functionals, Dual Spaces & Linear Transformations Between Them
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Why Was the Determinant Defined?
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One line function to find n mod 4 (n % 4)
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Is a Matrix with a Zero Column Invertible?
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On the ‘Sub-Additivity’ of Principal Eigenvectors
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Simultaneous diagonalization while having repeated eigenvalues
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A Measure of How un-prime a Number is?
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Trivial zeros of Zeta Riemann Function
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Proving the Infinity of Prime Numbers: Is There a Method?
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Algebra vs Geometry: The Debate of Natural Talent in High School
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Definitions of vector space and subspace
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Explaining Ultimate Factorial Value in x^n Integer Series
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What is an inner product and how can it be verified for polynomials?
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Trasformation of vectors component when changing coordinate system
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Cramers Rule and unique solutions
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Isomorphism only if it is a linear transformation?
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Proving Prime Numbers: The Equation Test for Primality
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How abusive of notation is it to drop isomorphisms?
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A proposed Hamiltonian operator for Riemann Hypothesis
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Partitioning into Isomorphism Classes: Exam Q&A
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Who wrote these Linear Algebra Notes -Thomas?
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Is Abstract Algebra the Key to Unlocking Mathematical Concepts?
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How Do You Use Burnside’s Lemma for Dihedral Group (3) Colorings?
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How can the Extended Euclidean Algorithm be simplified for faster computation?
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What is the Value of the Norm |x|_p in P-adic Analysis?
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Convert Axis Angle to 4x4 homogeneous matrix?
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Help Me Solve Matrix: Show B†A† = C†
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Eisenstein's Criterion question.
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Understanding the Meaning of (e1^e2)\cdote3 in Geometric Algebra
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I am still confused how to prove that a set is a basis other than
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Restriction of a Linear Transformation
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Derivative of SVD V and U matrices
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Can someone recommend me a 2nd year linear algebra textbook?
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Sylow's Theorem (normal subgroups)
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What is the nullity of a zero matrix?
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What Happens When the V Matrix is Zero in SVD?
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Linear Dependence of Matrix Vectors
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Applied Algebra: Examples & Interesting Uses
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Order Formula Under Second Isomorphism Theorem: Does it Hold?
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Check Linear Dependence/Independence of Vectors Without Calculator
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Does the Determinant of a Square Matrix Have a Physical Meaning?
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Does a Zero Eigenvalue Imply a Non-Invertible Matrix?
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Integrate Matrix: Can Matrices Have Antiderivatives?
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What are the properties of central derivations in Lie algebras?
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Diagonalizability dependent on nullity and inner product?
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Solve Unique Decomposition Problem: Linear Algebra Vectors & Scalars
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Difference Tables: Finding Polynomial & Exponential Functions
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Diagonalization of complex symmetric matrices
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Solving a set of quadratic equations
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Solving Rational Operations Questions
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Are the definitions of vector in Linear Algebra and physics compatible?
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Musical scale in magnetic field vibrations theory101
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Solving a Matrix System: a^2 - 1, a, b
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How is it called this function ?
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Trace formula in noncommutative geometry and the Riemann hypothesis
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How to Write Out a 2 x 3 Matrix in Linear Algebra?
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Free finitely generated module has finite rank?
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Does Anyone Know an Example of an Algebra Over GF(2) With Specific Properties?
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Orthogonality theorem proof method question
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Finding Generators for a Group G when Generators for Imh and Kerh are Known
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Matrix HELP! - Finding Matrices for AM = -MA
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Anybody here who could explain to me in the simplest terms what is so
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Solving Quaternion Confusion for 3D Orientation
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HELP Detrivative matrix/system of equations
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How Can I Best Prepare for a Proof-Based Linear Algebra Course?
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Dirichlet eta approximate functional equation
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Trying to understand Galois theory book explanation
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Find Closed-Form Expression for Summation of n^2
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Finding Infinite Units in \mathbb{Q}(\sqrt{21}) Using Continued Fractions
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How Are Cosets Related to Normal Subgroups?
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Basis of vector spaces over fields
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Number of ways to choose N integers that sum up to X
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Question on a particular collection of sets
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Integer factorization given enough primes
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Can Quaternions Be Generalized Beyond Four Dimensions?
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