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Join in expert discussion on general math topics that are not applicable to the specific categories. This includes topics are usually high school math level. Homework help is available.

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MHB Deriving the first and second order Newton-Cotes formulas

MHB Math Problem of the Week

POTW What Is the Infimum of This Set of Superior Limits?
MHB Show x³y+y³z+z³x is a constant
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A A thought on the existence of an odd perfect number
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6
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MHB What Are the Solutions to the System of Inequalities for Target Heart Rate?
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3
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965
MHB What is the formula for finding the area of a circle?
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2
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1K
MHB What is the integral of the Arcus function?
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995
I Regression Prediction with Time Series Data
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1
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1K
MHB Proving Divisibility of 5c+9d and 3c+10d by 23
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5
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1K
I Basic Equation but with Box Brackets
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6
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MHB Combinatorial problem on posets
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0
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963
MHB Trigonometric of tangent and sine functions
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925
B Approximation of the equation of ellipse
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MHB Prove $(a+2b+3c+4d)a^ab^bc^cd^d < 1$
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839
I Visualisation in math and physics
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2
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MHB Triangle Lengths: Can $a,b,c$ Form a Triangle?
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968
MHB Real Numbers $a,\,b,\,c$ Solving System of Equations
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2
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MHB Area of Triangle Shaded Region
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I Solving an equation that contains the floor function
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9
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2K
I Tensor rank: One number or two?
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9
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1K
I Integer Complexity: Exploring an Interesting Notion
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12
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MHB Inequality of positive real numbers
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965
A Can an Elephant Be Graphed? A Look at Von Neumann's Approach
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17
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B Finding the Point: Unveiling Euclid's 'Elements' Redux
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2
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MHB Finding 3-Digit Numbers with Sum of Digits Squared = 2
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7
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I Representations, Wittgenstein, and all the rest
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31
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2K
B Integration from "Area Under Curve" Perspective: Explained
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11
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1K
MHB Proving isosceles using centroid and medians
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1
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I Computing the Speed of Traveling Waves in 2 Dimensions
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10
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MHB Probability of Surviving 10 Years for A, B, and C
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MHB Square feet calculations assistance
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9
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MHB Arithmetic Progression: Expressing d in Terms of x,y,z,n
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B Need assistance with an unusual quadratic solution method
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4
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MHB Rational Number: Proving $x+\dfrac{1}{x}$ is Rational
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857
MHB Proving $(a)^\dfrac{1}{3}+(b)^\dfrac{1}{3}+(c)^\dfrac{1}{3}=0$
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I Computing the Density of a Point Cloud
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18
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A Bounded Packet Motion: Unravel the Asymptotically Helical Trajectory
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2
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895
A What is the packet speed in the discrete case?
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2
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1K
A Taxicab Numbers and Their Structures: Seeking Discussions
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6
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MHB Inequality with positive real numbers a and b
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936
MHB Prove that the sum of 6 positive integers is a composite number
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I Divergent series sum, versus integral from -1 to 0
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14
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2K
MHB Write function to model combined rate
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1
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A How Does Non-Euclidean Geometry Differ from Euclid's Postulates?
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3
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MHB Can All Roots of a Quartic Polynomial Be Real?
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1
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MHB Proving $(A\cap B)\cup(B\cap X')=0$ Equivalence
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12
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MHB Approximation of the integral using Gauss-Legendre quadrature formula
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6
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MHB Integer Solutions for $4x+y+4\sqrt{xy}-28\sqrt{x}-14\sqrt{y}+48=0$
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1
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I Category Theory and the Riemann Hypothesis
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2
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MHB Find Integer Values for 1999 Distinct Real Solutions
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1
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970
B What do we mean when we say that x∈R
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21
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5K
I Looking for S-shaped function with range 0 to 1 (but not asymptotic)
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3
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882
I Discrete Orthogonality Relations for Cosines
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8
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2K
I Reason for Gram's Law about Zeta Zeros
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4
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1K
Mathematical term for physicist's "Lattice Theory"?
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10
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MHB Find Product: $(a^4+b^4+c^4)$ and $(a^6+b^6+c^6)$
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3
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973
MHB Nodes and weight of Gauss Quadrature
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4
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922
MHB Prove Geometric Sequence with $(a,b,c)$
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1K
MHB Prove: Integral Inequality for Convex Function
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918
B Solving the Heart Curve Equation: 'y =
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MHB Can You Prove this Trigonometric Inequality?
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919
MHB What is the Maximum Area of an Inscribed Pentagon with Perpendicular Diagonals?
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1
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1K
MHB New Year Challenge: Find Real Number Triples
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1
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854
B How long will it take to reach 1000ppm CO2 from 2000ppm
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7
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MHB Computing projectile's maximum height and range.
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7
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MHB How to Evaluate $\dfrac{a^5+b^5+c^5-1}{abc}$ Given $ab+bc+ca=0$ and $abc\ne 0$?
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810
MHB How Do You Solve Problems in Polar Coordinates?
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958
MHB Maximizing $a^2+b^2$ for $(a^2-ab-b^2)^2=1$: 1981 Ints
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678
MHB Prove Triangle Sides Inequality $\sqrt{b+c-a} \dots \le 3$
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1
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MHB Proving Triangle Area ≤ $\frac{1}{2}$ in a Square with $(n+1)^2$ Points
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1
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976
MHB Compute Image Gradient Intensity - No Noise
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1
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MHB Prove Non-Square Integer: Ceiling Function
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1
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845
MHB Is Theorem 5.2 in SET THEORY AND LOGIC True or False?
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2
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1K
MHB LU decomposition: With or without pivoting?
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2
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1K
MHB Positive Integer Triples $(a,b,c)$ Satisfying $a^3+b^3+c^3=(abc)^2$
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1
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B Principal square root of a complex number, why is it unique?
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13
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4K
MHB Summation Challenge: Evaluate $\sum_{k=1}^{2014}\frac{1}{1-x_k}$
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2
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953
MHB Gre.al.13 sum of even and odd numbers
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2
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I Is ##\delta##-steady needed in this proof, given ##\epsilon##-steady
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2
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MHB Elastic modulus requirements in mechanical system
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966
MHB Degree of Freedom: Maths Definition & Differential Equations
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1
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938
MHB What Information Is Needed to Solve a Question Effectively?
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I Heat Wave Equations: Explaining Delta t & x Approach to Zero
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3
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B Adding random noise to a gradient
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22
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I Calculating the digits of pi by colliding boxes
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3
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4K
MHB Act.ge.5 third angle of triangle
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1
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965
Curse of dimensionality - what is it that grows?
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12
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MHB Proving Angles in Triangle ABC < 120° & Cos + Sin > -√3/3
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1
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I Cartesian to Polar form.... Is it just a transformation of the plane?
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8
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B The same inequality, but two equivalent ways to express it
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14
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MHB Proving $x-1$ is a Factor of $P(x)$ with Polynomials
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1
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851
MHB Proving the Uniqueness of Positive Solution of $x(x+1)(x+2)\cdots(x+2020)-1=0$
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1
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794
MHB Efficiency of Sieve vs. Derivative Method for Primality Testing
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3
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I Position of a point as a function of angular position
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7
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MHB Basic Inequality Prove: $A\leq B\wedge B\leq A \Rightarrow A=B$
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2
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897
MHB Solving Trig Identity: Sin[1/2 sin^−1 (x)] = 1/2 X (sqr(1+x) –sqr(1-x))
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2
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MHB Proof of Inequality: $|a+b| \leq |a| + |b|$
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8
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MHB Counting Multiples of 2012 in Combination Numbers
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1
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881
MHB Does Increasing Mass Reduce the Amplitude of a Forced SDOF Oscillator?
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7
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MHB Proving Orthogonal Projection of Triangle V, v'_{1}
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1
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896
MHB Calculating Distance Traveled: Solving for the Unknown in a Multi-Unit Problem
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2
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1K
MHB Expanding and simplifying brackets
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2
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835

Mathematics

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