definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0 julia> f(2, 3) 1 The 2x + y definition is only used method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0 julia> f(2, 3) 1 The 2x + y definition is only used method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 160 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 160 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 160 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 161 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 161 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 161 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 161 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous

definition applies only to calls where x and y are both values of type Float64: julia> f(2.0, 3.0) 7.0 Applying it to any other types of arguments will result in a MethodError: julia> f(2.0, 3) ERROR: cannot be called and the more general f(Number,Number) method must be used: julia> f(2.0, 3.0) 7.0 julia> f(2, 3.0) 1.0 julia> f(2.0, 3) 1.0CHAPTER 13. METHODS 161 julia> f(2, 3) 1 The 2x + y method) julia> g(x, y::Float64) = x + 2y g (generic function with 2 methods) julia> g(2.0, 3) 7.0 julia> g(2, 3.0) 8.0 julia> g(2.0, 3.0) ERROR: MethodError: g(::Float64, ::Float64) is ambiguous