Add multiply function and author

DESCRIPTION

@@ -2,13 +2,13 @@ Package: my.package
 Title: This is my first R package
 Version: 0.0.0.9000
 Authors@R: 
-    person(given = "Evan",
-           family = "Johnson",
+    person(given = "Paige",
+           family = "Hart-Johnson",
            role = c("aut", "cre"),
-           email = "wevanjohnson@gmail.com",
+           email = "paigehart11@gmail.com",
            comment = c(ORCID = "YOUR-ORCID-ID"))
 Description: This is my new package to do addition, subtraction, and multiplication
 License: Artistic 2.0
 Encoding: UTF-8
 LazyData: true
-RoxygenNote: 7.0.0
+RoxygenNote: 7.3.3

NAMESPACE

@@ -1,4 +1,5 @@
 # Generated by roxygen2: do not edit by hand
 
 export(add)
+export(multiply)
 export(subtract)

R/multiply.R

@@ -0,0 +1,12 @@
+#' Multiply two numbers
+#'
+#' This function multiplies two numeric values.
+#'
+#' @param x A numeric value
+#' @param y A numeric value
+#'
+#' @return The product of x and y
+#' @export
+multiply <- function(x, y) {
+  x * y
+}