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Jun 13, 2024 · Prune branches where alpha ≥ beta for Max nodes or beta ≤ alpha for Min nodes. Advantages of Alpha-Beta Pruning Efficiency: Alpha-beta pruning significantly reduces the number of nodes evaluated compared to the basic minimax algorithm, making the search process faster.
Sep 19, 2017 · How to find α - β in terms of p, q, and r if a quadratic equation has roots of α and β? See the formula, the proof, and the answers from the experts and users on this web page.
When the letters were adopted by the Greeks, most of the Phoenician names were maintained or modified slightly to fit Greek phonology; thus, ʾaleph, bet, gimel became alpha, beta, gamma. The Greek names of the following letters are more or less straightforward continuations of their Phoenician antecedents.
Learn how to spell and pronounce the 24 letters in the Greek alphabet, and see how they are used in math and science. Alpha and beta are the first two letters in the alphabet, and they are pronounced AL-fuh and BAY-tuh.
LetterNamePronouncedΑ, αalphaAL-fuh (AL rhymes with pal)Β, βbetaBAY-tuhΓ, γgammaGAMM-muhΔ, δdeltaDELL-tuh- Alpha vs. Beta: An Overview
- Alpha
- Beta
- Key Differences
- Alternatives to Alpha and Beta
- The Bottom Line
Alpha and beta are two of the key measurements used to evaluate the performance of a stock, a fund, or an investment portfolio. Alpha measures the amount that the investment has returned in comparison to the market index or other broad benchmark that it is compared against. Beta measures the relative volatility of an investment. It is an indication...
The alpha figure for a stock is represented as a single number, like 3 or -5. However, the number actually indicates the percentage above or below a benchmark index that the stock or fund price achieved. In this case, the stock or fund did 3% better and 5% worse, respectively, than the index. An alpha of 1.0 means the investment outperformed its be...
Often referred to as the beta coefficient, beta is an indication of the volatility of a stock, a fund, or a stock portfolio in comparison with the market as a whole. A benchmark index (most commonly the S&P 500) is used as the proxy measurement for the market. Knowing how volatile a stock's price is can help an investor decide whether it is worth t...
Let’s summarize the main differences between alpha and beta. Note that in a given trading scenario, there may be fewer or greater considerations, and not every difference may be material in any given investment position. 1. Measurement Focus:Alpha focuses on the excess return of an investment compared to its expected return given its level of risk....
In addition to differences between alpha and beta, there are similar yet different alternative options you can use to evaluate your portfolio. Let’s quickly cover these common alternatives to alpha and beta. 1. Sharpe Ratio: The Sharpe ratiomeasures the risk-adjusted return of an investment or portfolio. It compares the excess return of the investm...
Alpha measures a portfolio's performance relative to a benchmark index. This helps indicate the value added by the portfolio manager's investment decisions. Beta, on the other hand, measures the portfolio's volatility or systematic risk in relation to the market. It's used to know how much the portfolio's returns are expected to change in response ...
Mar 22, 2024 · Learn the Greek alphabet from alpha to omega with this essential guide. Find out how to pronounce each letter, what are the letter names, and how to use them in words and sentences.
Aug 4, 2021 · Learn how alpha and beta are measures of investment performance and risk relative to a benchmark. Alpha is the excess return after adjusting for volatility, and beta is the volatility factor compared to the market.
