Linear Algebra in the Financial World (2024)

by Barbara Swart (University of Pretoria, South Africa)

This article originally appeared in:
College Mathematics Journal
May, 2001

Subject classification(s): Mathematical Economics
Applicable Course(s): 7.4 Applied Statistical Analysis

Linear algebra is used to study financial trading strategies and expectations. Financial conditions are examined via matrix equations, using rank, column space, and null space arguments.

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Capsule Course Topic(s):
Linear Algebra | Bases
Linear Algebra | Linear Independence
Linear Algebra | Matrix Algebra
Linear Algebra | Span
Linear Algebra | Vector Spaces, Subspaces

Linear Algebra in the Financial World (2024)

FAQs

Is linear algebra useful in finance? ›

Linear algebra is used to study financial trading strategies and expectations. Financial conditions are examined via matrix equations, using rank, column space, and null space arguments.

Is linear algebra the hardest math class? ›

When it comes to the different levels of mathematics, linear algebra ranks at the “intermediate level,” but is quite tough, similar to calculus II. That said, there are many other advanced courses like topology and abstract algebra.

Is linear algebra easier than calculus? ›

Linear algebra is easier than elementary calculus. Once the theorems in linear algebra are well understood most difficult questions can be answered. This doesn't apply to calculus and computational questions in calculus could be very embarrassing even with a deep rigorous understanding of the materials.

Is finance major math heavy? ›

One thing that's for sure is the high amount of math you will need to study. Finance is a mathematical discipline, so if you aren't as comfortable with math as with other ways of thinking, you may find it more challenging. Additionally, finance also makes use of a vast, highly specific vocabulary.

What math is most useful for finance? ›

Finance degrees will often cover more basic mathematical concepts such as algebra and statistics, as well as more industry-specific math courses such as probability and business mathematics.

Do economists need linear algebra? ›

Linear algebra is one of the most useful branches of applied mathematics for economists to invest in. The objective here is to solve for the “unknowns” x 1 , … , x k given a 11 , … , a n k and y 1 , … , y n .

What is the hardest type of math? ›

Real Analysis: This course is sometimes referred to as the most difficult undergraduate math course because it delves deep into the theoretical foundations of calculus. It relies heavily on rigorous proofs and demands a high level of abstract thinking.

What level of math is linear algebra? ›

Linear algebra is standard topic in the college mathematics curricula. It is usually taken by students in their sophom*ore year. Linear Algebra is required for math, physics, engineering, statistics, and economics majors.

What math is higher than linear algebra? ›

If you are a math major:

As an entering student, you will probably go into Calculus II, then Linear Algebra, followed by Calculus III.

Can I study finance if I'm bad at math? ›

Studying finance can still be a viable option even if you are not exceptionally strong in mathematics. While finance does involve mathematical concepts, not all finance roles require advanced math skills, and there are various areas within finance where you can excel with different skill sets.

Is finance major oversaturated? ›

At number one we have finance. Given that this is one of the majors with the highest upside. while also being incredibly easy academic wise and extremely popular, you betcha this one is oversaturated and super competitive.

What level of math is finance? ›

Usually, if you're considering a finance major in college, it's suggested that you finish around three to four years of math during your high school years. The most advanced level you might need to reach varies based on the college you're interested in, but it could be as high as Algebra II or Pre-Calculus.

Is linear programming useful for finance? ›

Linear programming (LP) is a mathematical technique that can help you optimize your financial decisions by finding the best combination of variables that satisfy certain constraints and objectives.

Do quants use linear algebra? ›

A quant should understand the following mathematical concepts: Calculus (including differential, integral, and stochastic) Linear algebra and differential equations. Probability and statistics.

Do actuaries need to know linear algebra? ›

Which specific courses should I take if I want to become an actuary? To further your actuarial studies, you should complete calculus I, calculus II, calculus III and linear algebra. You should also have some basic business courses (e.g. accounting or finance) or economics courses (micro- or macro-economics).

What is algebra used for in finance? ›

Matrix algebra is used for optimal portfolio selection. Matrix algebra is useful for computing expected return of a portfolio that contains many assets. Matrix algebra is useful for computing the variance (or risk) of a portfolio that contains many assets.

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