List of all articles in reverse date order
How I ended up with this blog
Continuous financial processes revisited

50 Year mortgages will not make housing more affordable

Why are newer cars more expensive?

Housing prices are relatively stable — we just buy more

Tendinopathy, the pathology formerly known as tendonitis

How to be an awesome old person (step one: survive a long time. . .)

Pathogenesis and preventative care for atherosclerotic cardiovascular disease

Dad's factorial problem

APY is a dishonest representation of APR

Is my gas oven poisonous?

The Domestic-Engineering accounting app

[Tutorial] The Domestic-Engineering accounting app

Derivation of Spearman's coefficient from Pearson's coefficient

Cannabis — the facts that were lost in the haze

Alcohol — a drug for those with poor decision-making capacity which lowers decision-making capacity

Thalidomide and stereochemistry — a lie from undergraduate organic chemistry

My rebellion against ignorance

Links to all the binary classification articles
Why you should use Viridis and not Jet (rainbow) as a colormap

Measuring the prevalence of disease with imperfect diagnostic tests (part II)

Personal case study — Ford Focus

What to plot and how to plot it

Drugs — how to define them, evaluate them, and consume them

This section is incomplete

Measuring the prevalence of disease with imperfect diagnostic tests

The sensitivity/specificity trade-off

Visualizing problems in binary classification

Tests that lie — uncertainties in STD testing

Risk management in sexual practices — a technical and rigorous introduction to sex education

Wall units or central air?

A \$20 hair trimmer worth \$1000

How efficient could a refrigerator possibly be?

Thanks to the creators of the tools I used to build this blog
A lot of thoughts about refrigerators

How can we cut utility costs?

What tracking electricity can illuminate about energy usage

The difference between budgeting and accounting
Design of an accounting system - how I designed mine
Applying the fundamental account theory - more complications
Applying the fundamental account theory - complications
Applying the fundamental account theory - simple example
Internal rate of return - what it is and when it is undefined

How the Dow Jones Average performed during the Great Depression

A brief history of the Dow Jones Industrial Average (DJIA) and the Standard and Poor's 500 (S&P500)

How to think about stocks, part 1

All the equations about saving money in one place

The rule of 72, and may I introduce the rule of 108?

A graphical loan calculator

"I would gladly pay a dollar tomorrow for a hamburger today" can be formalized by an ODE

Is it better to have a windfall or save steadily?

Deferred payments create a piecewise integration problem

Balloon payments change the limits on the integral

The error between the finite difference and continuous solutions is less than 1% in all practical cases

In the limit as \(\Delta t\) approaches 0, the finite difference solution approaches the continuous solution

How long does it take to become a millionaire?

How long until I can earn my current income with my savings?

How to read technical, math heavy, material

Personal history with money and the origins of this blog

How much should we pay for better gas mileage?

Home cooking - a job that pays over $40 an hour

The reason for a quantitative view of lifestyle spending

The fundamental theory of accounting — money is a conserved quantity

A rant on the importance of accounting

Saving time until financial independence has a simple closed-form solution

You do not need calculus to use the loan equations

How long can I stop paying on a loan before I have to increase the repayment rate just to keep up with interest?

Loan interest is a function of one parameter but the repayment rate is a function of two

The bank computes loans with a finite difference model

Loans are a first order ordinary differential equation

Request an article and report errors
Why we should think carefully about money and engineering
