Benchmark: CalculatePhi temp

Script Preparation code:

var phi = 0.0;

var a = Math.pow(5, 0.5) * 0.5 + 0.5;

var b = 5 ** 0.5 * 0.5 + 0.5;

Tests:

phi = Math.pow(5, 0.5) * 0.5 + 0.5;
phi = Math.pow(5, 0.5) * 0.5 + 0.5;
phi = Math.phi
phi = Math.phi;
phi = (Math.sqrt(5) + 1) / 2;
phi = (Math.sqrt(5) + 1) / 2;
phi = (Math.sqrt(5) + 1) * 0.5
phi = (Math.sqrt(5) + 1) * 0.5;
phi = 5 ** 0.5 * 0.5 + 0.5
phi = 5 ** 0.5 * 0.5 + 0.5;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
phi = Math.pow(5, 0.5) * 0.5 + 0.5;
phi = Math.phi
phi = (Math.sqrt(5) + 1) / 2;
phi = (Math.sqrt(5) + 1) * 0.5
phi = 5 ** 0.5 * 0.5 + 0.5

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/109.0

Browser/OS: Firefox 109 on Mac OS X 10.15

View result in a separate tab

Test name	Executions per second
phi = Math.pow(5, 0.5) * 0.5 + 0.5;	497093824.0 Ops/sec
phi = Math.phi	528124992.0 Ops/sec
phi = (Math.sqrt(5) + 1) / 2;	524022688.0 Ops/sec
phi = (Math.sqrt(5) + 1) * 0.5	516926752.0 Ops/sec
phi = 5 ** 0.5 * 0.5 + 0.5	522192512.0 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated 2 months ago):

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and analyze what's being tested.

**Benchmark Definition**

The benchmark is defined by a JSON object that contains the following information:

* `Name`: The name of the benchmark, which is "CalculatePhi temp".
* `Description`: A brief description of the benchmark, which is "A comparison of ways to calculate phi".
* `Script Preparation Code`: The JavaScript code used to prepare the script before running it. This code defines a variable `phi` and initializes it with different values using various mathematical operations.
* `Html Preparation Code`: An empty string, indicating that no HTML preparation code is needed.

**Individual Test Cases**

The benchmark consists of four test cases, each representing a different way to calculate the value of phi (φ). The test cases are:

1. `phi = Math.pow(5, 0.5) * 0.5 + 0.5;`
2. `phi = Math.phi;` (Note: This is a special method in JavaScript that returns the value of pi)
3. `phi = (Math.sqrt(5) + 1) / 2;`
4. `phi = (Math.sqrt(5) + 1) * 0.5;`

**What's Being Tested**

The benchmark is testing the performance of different methods for calculating the value of phi (φ). The test cases are designed to measure which method is the fastest and most efficient.

**Options Compared**

The following options are compared:

* `Math.pow(5, 0.5) * 0.5 + 0.5;` vs. `Math.phi;`
* `Math.sqrt(5) + 1` vs. `Math.sqrt(5) + 1`;
* Using exponentiation (`**`) vs. using the `pow()` method.
* Using arithmetic operations (addition and multiplication) vs. using mathematical constants (π).

**Pros and Cons of Each Approach**

Here are some pros and cons for each approach:

* `Math.pow(5, 0.5) * 0.5 + 0.5;`:
	+ Pros: This method is straightforward and easy to understand.
	+ Cons: It may not be the most efficient way to calculate pi, as it involves exponentiation and multiplication operations.
* `Math.phi;`:
	+ Pros: This method uses a built-in constant (π) and does not require any complex calculations.
	+ Cons: However, this method is specific to JavaScript and may not be available in all environments.
* `(Math.sqrt(5) + 1) / 2;`:
	+ Pros: This method avoids the use of exponentiation or multiplication operations, which can make it faster.
	+ Cons: It requires calculating the square root of 5 first, which can be slower for some browsers.
* `(Math.sqrt(5) + 1) * 0.5;`:
	+ Pros: Similar to the previous approach, this method avoids exponentiation and multiplication operations.
	+ Cons: Again, it requires calculating the square root of 5 first.

**Special JavaScript Feature or Syntax**

The `Math.phi` special method is a built-in constant in JavaScript that returns the value of pi. This method is specific to JavaScript and may not be available in other programming languages.

**Alternatives**

If you want to measure the performance of different methods for calculating pi, you can consider using alternative approaches such as:

* Using the `pi` constant from a math library (e.g., Math.js)
* Implementing your own algorithm for calculating pi
* Using a benchmarking framework that provides support for custom benchmarks

Keep in mind that measuring the performance of mathematical operations can be complex and may require expertise in computer science and programming.

Related benchmarks:

CalculatePhi temp (version: 3)

A comparison of ways to calculate phi

Comparing performance of: phi = Math.pow(5, 0.5) * 0.5 + 0.5; vs phi = Math.phi vs phi = (Math.sqrt(5) + 1) / 2; vs phi = (Math.sqrt(5) + 1) * 0.5 vs phi = 5 ** 0.5 * 0.5 + 0.5

Created: 2 years ago by: Registered User

Jump to the latest result

phi = Math.pow(5, 0.5) * 0.5 + 0.5;

phi = Math.phi

phi = (Math.sqrt(5) + 1) / 2;

phi = (Math.sqrt(5) + 1) * 0.5

phi = 5 ** 0.5 * 0.5 + 0.5

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 2 months ago):