Welcome to the College Prep Confidential Podcast

Jan. 30, 2012

# Basic Numerical Properties I

Demonstrates the following identities-properties:
reflexive
symmetric
transitive
zero multiplication
zero property
multiplicative identity
multiplicative inverse

Jan. 28, 2012

# Equated Time-Exact Time-Macaulay Duration-Volatitlity

Given a set of cash flows and discount rate, this determines t using equated time and exact time, as well as Macaulay duration and volatility.

Calculator:
https://www.mathcelebrity.com/equatedtime.php

Jan. 27, 2012

# Sinking Fund Calculator

Solves for Loan Amount of Sinking Fund Payment

Jan. 27, 2012

# Logistic Map Calculator

Given an initial x0 value, r, and n trial, this will run the recursive formula for the logistic map.

Use the calculator at:
https://www.mathcelebrity.com/logisticmap.php

Jan. 23, 2012

# EBIT-Net Income-Profit Margin

Given a set of inputs, this calculates, Earnings Before Interest and Taxes, Net Income, and Profit Margin.

Calculator:
https://www.mathcelebrity.com/ebit.php

Jan. 21, 2012

# Proportion Sample Size Calculator

Calculates the necessary proportion sample size needed to ensure reliability and variability

Jan. 21, 2012

# Compound Interest and Annuity Function Table Values

Given an interest rate, number of periods, and digits to round to, this calculates v^n, (1 + i)^n, a[n], s[n], and Sigma[n] for all annuity function values

Jan. 21, 2012

# Lines formed from Non-Collinear 3 points

How many lines can be formed from (n) points no 3 of which are collinear

Jan. 16, 2012

# Straight Line Depreciation Calculator

Solves for all items in the Straight Line Depreciation Equation including Book Value.

https://www.mathcelebrity.com/depsl.php

Jan. 15, 2012

# Rhombus Calculator

Solves for Side, Area, Perimeter

Jan. 14, 2012

# Perpetuity Calculator

Solves for Present Value, Payment, or interest rate for a Perpetuity Immediate or a Perpetuity Due

Jan. 14, 2012

# Modified Internal Rate of Return Calculator

Given a set of cash flows, a reinvestment rate, and a finance rate, this calculates the Modified Internal Rate of Return (MIRR)

Jan. 12, 2012

# Equation of Exchange Calculator

Solves for any of the 4 variables, M,V,P,Q.

M = Money
P = Price
V = Velocity
Q = Quantity

Jan. 9, 2012

# Hexagon Calculator

Solves for side, perimeter, and area for a hexagon.

Calculator:
https://www.mathcelebrity.com/hexagon.php

Jan. 9, 2012

# Eulers Formula for Planar Geometry

Solves for any of the 3 items, vertices (v), edges (e), or faces in the formula

Jan. 9, 2012

Given 4 points, this calculates the perimeter, semi-perimeter, and the area using Brahmagupta's Formula for a quadrilateral

Jan. 8, 2012

# Sieve of Eratosthenes Calculator

Calculates all prime numbers before a natural number (n)

Jan. 8, 2012

# Primitive Root Calculator

Checks to see if a number (b) is a primitive root of prime number (p)

Jan. 8, 2012

# Collatz Conjecture Calculator

Reduces any natural number down to 1 using the Collatz Conjecture.

If a number is odd, we multiply it by 3n + 1.
If a number is even, we divide n by 2.

Calculator:
https://www.mathcelebrity.com/collatz.php

Timestamps:
00:00 Intro
00:22 Collatz Conjecture for 50
00:…

Jan. 8, 2012

# Lotto Calculator

Calculates the probability of a lotto where you have to draw (m) matches out of (n) choices

Jan. 8, 2012

# Combined Gas Law Calculator

Solves for P1,T1,V1,P2,T2,V2

Jan. 7, 2012

# Black Scholes Calculator

Calculates the call option and put option price using Black-Scholes method.

Inputs:
Stock Price
Exercise Price
Time
Risk Free Rate
Standard Deviation (Sigma) or Volatility

Calculator:
https://www.mathcelebrity.com/blkshl.php

Jan. 7, 2012

# Inflation, Nominal, and Real Rate of Interest

Solves for any of the 3 items n, i, and r in the inflation relation equation.

Inputs:
Nominal Interest Rate
Real Interest Rate
Inflation Rate

Calculator:
https://www.mathcelebrity.com/inflation.php

Jan. 7, 2012

# Reserve Ratio and Money Multiplier

Given a reserve ratio percent and an initial deposit amount, this calculates the money multiplier and a table of reserves.

Inputs:
Reserve Ratio Percent
Initial Deposit

Calculator:
https://www.mathcelebrity.com/moneymultiplier.php