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//! Exponential integrals `E1` and `Ei`. //! //! # Status: Partial //! //! Enable `special-integrals` for the reviewed real scalar functions. #[cfg(feature = "special-integrals")] pub use super::{ exponential_integral_e1, exponential_integral_e1_f32, exponential_integral_ei, exponential_integral_ei_f32, };