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Why specify x≥0 separately when first octant already implies it
- laser
- · Replies 1 ·
Can You Apply the Implicit Function Theorem Correctly?
- Lambda96
- · Replies 6 ·
A broken stick problem: find distribution
- psie
- · Replies 2 ·
Solving a first order differentiation equation
- Pouyan_1989
- · Replies 3 ·
Curve for a line integral - direction confusion
- laser
- · Replies 9 ·
Conditional expectation of Y given X equals zero
- psie
- · Replies 1 ·
Why is the Jacobian for polar coordinates sometimes negative?
- laser
- · Replies 5 ·
Can I Use Substitution to Prove the Residue Theorem Integral?
- MatinSAR
- · Replies 5 ·
Root test proof using Law of Algebra
- member 731016
- · Replies 6 ·
Find conditional probability mass function
- psie
- · Replies 8 ·
Proving convergence and divergence of series
- member 731016
- · Replies 3 ·
Differentiating polynomial absolute value function
- member 731016
- · Replies 3 ·
Double integration - switching limits
- laser
- · Replies 7 ·
Limiting formula for differentiable function
- member 731016
- · Replies 6 ·
Determine marginal densities and distributions from joint density
- psie
- · Replies 7 ·
Confusion about determining distribution of sum of two random variables
- psie
- · Replies 6 ·
Determining domain for C^1 function
- lys04
- · Replies 4 ·
Question involving the Divergence Theorem and Surface Integrals
- lys04
- · Replies 2 ·
How Do You Prove the Multivariable Chain Rule?
- Lambda96
- · Replies 4 ·
Volume of Static Solid Using Cross-Sectional Area (Integration)
- Ascendant0
- · Replies 2 ·
Why Does the Multidimensional Chain Rule Lead to Euler's Theorem Proof?
- Lambda96
- · Replies 2 ·
Problem 1-23 and 1-24 from Spivak's Calculus on Manifolds
- psie
- · Replies 6 ·
How to convert units when calculating a dimensionless quantity?
- Safinaz
- · Replies 4 ·
Determining whether functions are sign definite, sign semidefinite, or sign indefinite
- member 731016
- · Replies 1 ·
Solving initial value problem using Laplace transform
- member 731016
- · Replies 1 ·
IVP problem using Laplace transform and partial fractions
- member 731016
- · Replies 1 ·
Integrating an inequality for two functions of the same variable
- member 731016
- · Replies 9 ·
Proving convergence of sequence from convergent subsequences
- lys04
- · Replies 15 ·
Finding explicit forms of a function
- member 731016
- · Replies 7 ·
Proof given ##x < y < z## and a twice differentiable function
- member 731016
- · Replies 8 ·
Linearly independent vs dependent functions
- member 731016
- · Replies 3 ·
Differentiable function proof given ##f''(c) = 1##
- member 731016
- · Replies 1 ·
Liapunov’s Second Method proof
- member 731016
- · Replies 6 ·
Finding where a function is sign definite, sign indefinite or sign semidefinite
- member 731016
- · Replies 2 ·
Counting arrangements of bees and larvae in honeycomb strips
- Ading
- · Replies 1 ·
Proving piecewise function is k-differentiable
- member 731016
- · Replies 5 ·
Proof by induction for rational function
- member 731016
- · Replies 7 ·
Taylor's Theorem for finding error for Taylor expansion
- member 731016
- · Replies 10 ·
Proving stability of linear system equations
- member 731016
- · Replies 2 ·
Integrals of isotropic tensors, for expansion over spherical harmonics
- ergospherical
- · Replies 3 ·
Find an example of a linear functional with some properties
- docnet
- · Replies 8 ·
Solve the given trigonometry equation
- chwala
- · Replies 7 ·
How Can the Ratio Test Be Proven for Series Divergence When the Ratio Exceeds 1?
- member 731016
- · Replies 3 ·
Determine marginal distribution of random vector on unit sphere
- psie
- · Replies 9 ·
Calculating Laurent series of complex functions
- MatinSAR
- · Replies 3 ·
Why pre-multiplying by e^x instead of factoring by e^(-x) gives wrong answer
- chwala
- · Replies 3 ·
Why can't a critical point of a system of DEs be complex?
- zenterix
- · Replies 27 ·
How to Combine Equations to Solve an Exact ODE for H(x, y) = c?
- member 731016
- · Replies 3 ·
Problem involving recursion theorem
- issacnewton
- · Replies 11 ·
Solve the given first order Partial differential equation.
- chwala
- · Replies 1 ·
How to draw phase portrait for 2x2 nonlinear system of DE?
- zenterix
- · Replies 1 ·
Confusion about variables in polar coordinates
- sdfsfasdfasf
- · Replies 2 ·
Continuous functions on metric spaces part 2
- Lambda96
- · Replies 8 ·
Continuous functions on metric spaces
- Lambda96
- · Replies 14 ·
Relationship between autonomous system and related single equation
- zenterix
- · Replies 3 ·
Fundamental matrix for complex linear DE system
- member 731016
- · Replies 4 ·
Prove the given hyperbolic trigonometry equation
- chwala
- · Replies 4 ·
Coupled system of differential equations
- member 731016
- · Replies 12 ·
Solving non-homogeneous system of ODE using matrix exponential
- member 731016
- · Replies 4 ·
P-adic metric calculate limit
- Lambda96
- · Replies 7 ·
True or false problem for double differentiable function
- member 731016
- · Replies 7 ·
Fundamental matrix linear system equivalent to linear matrix system
- member 731016
- · Replies 2 ·
Non-Differentiable Function proof
- member 731016
- · Replies 8 ·
Solving system of differential equations using matrix exponential
- member 731016
- · Replies 3 ·
Proving limit of rational function
- member 731016
- · Replies 9 ·
Proving differentiability for a function from the definition
- member 731016
- · Replies 1 ·
Proving function discontinuous at zero
- member 731016
- · Replies 2 ·
Solving linear DE systems using fundamental matrix
- member 731016
- · Replies 2 ·
Given specific v, dimension of subspace of L(V, W) where Tv=0?
- zenterix
- · Replies 15 ·
Complex Eigenvalues of system of DE
- member 731016
- · Replies 3 ·
What does a row matrix represent geometrically?
- tellmesomething
- · Replies 8 ·
Finding general solution to linear system
- member 731016
- · Replies 1 ·
Critical points of matrix
- TanWu
- · Replies 4 ·
Hard MVT theorem proof Tutorial Q7
- TanWu
- · Replies 12 ·
Proving differentiability for inverse function on given interval
- TanWu
- · Replies 3 ·
Eigenvalue of matrix proof by induction
- TanWu
- · Replies 7 ·
Linear Algebra Determinant proof
- TanWu
- · Replies 4 ·
Proving well ordering principle from Peano Axioms
- issacnewton
- · Replies 9 ·
Medium Hard continuity proof Tutorial Q6
- TanWu
- · Replies 2 ·
Prove inequality of a convex function
- Lambda96
- · Replies 3 ·
Valid conclusion for an absolutely convergent sequence
- cherry
- · Replies 4 ·
Ratio Test vs AST
- cherry
- · Replies 4 ·
Changing the minimum value of a probability matrix
- Lucchini
- · Replies 4 ·
A "spiral" in the Complex plane
- Hill
- · Replies 4 ·
Find the equation of the tangent plane and normal to a surface
- chwala
- · Replies 1 ·
Can infinitesimals be negative on the negative x-axis?
- tellmesomething
- · Replies 8 ·
To deduce *geometrically*
- Hill
- · Replies 5 ·
Verify Green's Formula for a Simple DE
- zenterix
- · Replies 1 ·
Proving convergence of rational sequence
- member 731016
- · Replies 2 ·
Problem in integrating to find Rutherford's formula
- MatinSAR
- · Replies 2 ·
What's wrong in this manipulation of a square root of a negative number?
- zenterix
- · Replies 19 ·
ODE with constant coefficient ##b##
- member 731016
- · Replies 11 ·
Use the Shifting Theorem to find the Laplace transform
- member 731016
- · Replies 5 ·
Laplace transform of proper rational function
- member 731016
- · Replies 6 ·
Laplace transform of cosine squared function
- member 731016
- · Replies 1 ·
Limit of remainder term with n in exponent
- Lambda96
- · Replies 5 ·
Integration problem using inscribed rectangles
- chwala
- · Replies 14 ·
Find Values of Osculating Circle Tangent to a Parabola
- Ascendant0
- · Replies 4 ·
Proving rational function converges from first principles
- member 731016
- · Replies 8 ·
Use substitution to solve the definite integral
- chwala
- · Replies 9 ·