From 8516a022e6e502c2724fd918b28b8673ee78377c Mon Sep 17 00:00:00 2001
From: jacekpoz <jacekpoz@proton.me>
Date: Fri, 8 Nov 2024 12:29:30 +0100
Subject: [PATCH] I hate this stupid fucking language

---
 l1/2.jl |  4 +---
 l1/6.jl |  8 ++------
 l1/7.jl | 12 +++---------
 3 files changed, 6 insertions(+), 18 deletions(-)

diff --git a/l1/2.jl b/l1/2.jl
index 2d7024b..657278f 100755
--- a/l1/2.jl
+++ b/l1/2.jl
@@ -11,9 +11,7 @@ using the following expression: `3(4/3 - 1) - 1`.
 # Arguments
 - `T`: the floating point type
 """
-function kahanmacheps(T::Type{<: AbstractFloat})::T
-    return T(3) * ((T(4) / T(3)) - one(T)) - one(T)
-end
+kahanmacheps(T::Type{<: AbstractFloat})::T = T(3) * ((T(4) / T(3)) - one(T)) - one(T)
 
 for T::Type{<: AbstractFloat} in [Float16, Float32, Float64]
     println("kahanmacheps($T): $(kahanmacheps(T))")
diff --git a/l1/6.jl b/l1/6.jl
index 5868513..22d3069 100755
--- a/l1/6.jl
+++ b/l1/6.jl
@@ -10,9 +10,7 @@ Calculate `sqrt(x^2 + 1) - 1`.
 # Arguments
 - `x::Float64`: function argument
 """
-function f(x::Float64)::Float64
-    return sqrt(x^2 + one(Float64)) - one(Float64)
-end
+f(x::Float64)::Float64 = sqrt(x^2 + one(Float64)) - one(Float64)
 
 """
     g(x::Float64)::Float64
@@ -22,9 +20,7 @@ Calculate `x^2 / (sqrt(x^2 + 1) + 1)`.
 # Arguments
 - `x::Float64`: function argument
 """
-function g(x::Float64)::Float64
-    return x^2 / (sqrt(x^2 + one(Float64)) + one(Float64))
-end
+g(x::Float64)::Float64 = x^2 / (sqrt(x^2 + one(Float64)) + one(Float64))
 
 for i::Int in 1:20
     x::Float64 = 8.0^(-i)
diff --git a/l1/7.jl b/l1/7.jl
index a6bcbfb..697de7b 100755
--- a/l1/7.jl
+++ b/l1/7.jl
@@ -10,9 +10,7 @@ Calculate `sin(x) + cos(3x)`.
 # Arguments
 - `x::Float64`: function argument
 """
-function f(x::Float64)::Float64
-    return sin(x) + cos(Float64(3) * x)
-end
+f(x::Float64)::Float64 = sin(x) + cos(Float64(3) * x)
 
 """
     fderivative(x::Float64)::Float64
@@ -22,9 +20,7 @@ Calculate the derivative of `sin(x) + cos(3x)`, `cos(x) - 3sin(3x)`.
 # Arguments
 - `x::Float64`: function argument
 """
-function fderivative(x::Float64)::Float64
-    return cos(x) - Float64(3) * sin(Float64(3) * x)
-end
+fderivative(x::Float64)::Float64 = cos(x) - Float64(3) * sin(Float64(3) * x)
 
 """
     derivative(f::Function, x0::Float64, h::Float64)::Float64
@@ -37,9 +33,7 @@ using `h` in the following formula: `(f(x0 + h) - f(x0)) / h`.
 - `x0::Float64`: function argument
 - `h::Float64`: value used in the approximation formula
 """
-function derivative(f::Function, x0::Float64, h::Float64)::Float64
-    return (f(x0 + h) - f(x0)) / h
-end
+derivative(f::Function, x0::Float64, h::Float64)::Float64 = (f(x0 + h) - f(x0)) / h
 
 x::Float64 = one(Float64)