Trait rgsl::trigonometric::Trigonometric

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pub trait Trigonometric {
Show 23 methods    // Required methods
    fn sin(&self) -> Self;
    fn sin_e(&self) -> Result<Result, Value>;
    fn cos(&self) -> Self;
    fn cos_e(&self) -> Result<Result, Value>;
    fn sf_hypot(&self, y: f64) -> Self;
    fn sf_hypot_e(&self, y: f64) -> Result<Result, Value>;
    fn sinc(&self) -> Self;
    fn sinc_e(&self) -> Result<Result, Value>;
    fn complex_sin_e(&self, zi: f64) -> Result<(Result, Result), Value>;
    fn complex_cos_e(&self, zi: f64) -> Result<(Result, Result), Value>;
    fn complex_logsin_e(&self, zi: f64) -> Result<(Result, Result), Value>;
    fn lnsinh(&self) -> Self;
    fn lnsinh_e(&self) -> Result<Result, Value>;
    fn lncosh(&self) -> Self;
    fn lncosh_e(&self) -> Result<Result, Value>;
    fn polar_to_rect(&self, theta: f64) -> Result<(Result, Result), Value>;
    fn rect_to_polar(&self, y: f64) -> Result<(Result, Result), Value>;
    fn angle_restrict_symm(&self) -> Self;
    fn angle_restrict_symm_e(&mut self) -> Result<(), Value>;
    fn angle_restrict_pos(&self) -> Self;
    fn angle_restrict_pos_e(&mut self) -> Result<(), Value>;
    fn sin_err_e(&self, dx: f64) -> Result<Result, Value>;
    fn cos_err_e(&self, dx: f64) -> Result<Result, Value>;
}

Required Methods§

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fn sin(&self) -> Self

This routine computes the sine function \sin(x).

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fn sin_e(&self) -> Result<Result, Value>

This routine computes the sine function \sin(x).

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fn cos(&self) -> Self

This routine computes the cosine function \sin(x).

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fn cos_e(&self) -> Result<Result, Value>

This routine computes the cosine function \sin(x).

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fn sf_hypot(&self, y: f64) -> Self

This routine computes the hypotenuse function \sqrt{x^2 + y^2} avoiding overflow and underflow.

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fn sf_hypot_e(&self, y: f64) -> Result<Result, Value>

This routine computes the hypotenuse function \sqrt{x^2 + y^2} avoiding overflow and underflow.

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fn sinc(&self) -> Self

This routine computes \sinc(x) = \sin(\pi x) / (\pi x) for any value of x.

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fn sinc_e(&self) -> Result<Result, Value>

This routine computes \sinc(x) = \sin(\pi x) / (\pi x) for any value of x.

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fn complex_sin_e(&self, zi: f64) -> Result<(Result, Result), Value>

This function computes the complex sine, \sin(z_r + i z_i) storing the real and imaginary parts in szr, szi.

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fn complex_cos_e(&self, zi: f64) -> Result<(Result, Result), Value>

This function computes the complex cosine, \cos(z_r + i z_i) storing the real and imaginary parts in czr, czi.

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fn complex_logsin_e(&self, zi: f64) -> Result<(Result, Result), Value>

This function computes the logarithm of the complex sine, \log(\sin(z_r + i z_i)) storing the real and imaginary parts in lszr, lszi.

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fn lnsinh(&self) -> Self

This routine computes \log(\sinh(x)) for x > 0.

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fn lnsinh_e(&self) -> Result<Result, Value>

This routine computes \log(\sinh(x)) for x > 0.

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fn lncosh(&self) -> Self

This routine computes \log(\cosh(x)) for x > 0.

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fn lncosh_e(&self) -> Result<Result, Value>

This routine computes \log(\cosh(x)) for x > 0.

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fn polar_to_rect(&self, theta: f64) -> Result<(Result, Result), Value>

This function converts the polar coordinates (r,theta) to rectilinear coordinates (x,y), x = r\cos(\theta), y = r\sin(\theta).

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fn rect_to_polar(&self, y: f64) -> Result<(Result, Result), Value>

This function converts the rectilinear coordinates (x,y) to polar coordinates (r,theta), such that x = r\cos(\theta), y = r\sin(\theta). The argument theta lies in the range [-\pi, \pi].

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