Taylor series of sinz-sinhz

In summary, the Taylor series of sinz-sinhz is a mathematical representation of the function sin(z) - sinh(z) as an infinite sum of terms. It allows for the approximation of values at any point using a finite number of terms, making it useful in various applications such as complex analysis. The series is calculated using a specific formula and has a radius of convergence of infinity, making it globally convergent. Real-world applications include solving differential equations, analyzing physical systems, and signal processing.
  • #1
connor415
24
0
I have to find the first three non zero terms of this series by hand. I know the answer and it is

-(z^3/3) - z^7/2520 - z^11/19958400

Which will take ages to get to by brute force. Is there a quicker way?
 
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  • #2
hi connor415! :smile:

but that's just (n!)/2 …

what's brutish about that? :confused:
 
  • #3
The method I used was brutish. I didnt use the generalized form of the series for sin and sinh that I think youre referring to. I now am, and its faster. Thanks
 

1. What is the Taylor series of sinz-sinhz?

The Taylor series of sinz-sinhz is a mathematical representation of the function sin(z) - sinh(z) as an infinite sum of terms. It is derived by taking the derivatives of the function at a specific point and then evaluating those derivatives at that point.

2. What is the significance of the Taylor series of sinz-sinhz?

The Taylor series of sinz-sinhz is significant because it allows us to approximate the values of sin(z) - sinh(z) at any point using only a finite number of terms. This can be useful in various mathematical and scientific applications, especially in the field of complex analysis.

3. How is the Taylor series of sinz-sinhz calculated?

The Taylor series of sinz-sinhz is calculated using the formula: f(z) = f(a) + f'(a)(z-a) + (1/2!)f''(a)(z-a)^2 + (1/3!)f'''(a)(z-a)^3 + ... where f(z) is the original function, a is the point at which the series is evaluated, and f'(a), f''(a), etc. are the derivatives of the function at point a.

4. What is the radius of convergence for the Taylor series of sinz-sinhz?

The radius of convergence for the Taylor series of sinz-sinhz is infinity. This means that the series converges for all values of z, making it a globally convergent series.

5. What are some real-world applications of the Taylor series of sinz-sinhz?

The Taylor series of sinz-sinhz has various applications in physics, engineering, and other fields. It is used to approximate solutions to differential equations, calculate the error in numerical methods, and analyze the behavior of physical systems. Additionally, the series is used in signal processing, image reconstruction, and other areas of mathematics and science.

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