# if missing, install with command `install.packages('shiny')`
library(shiny)

# Define UI
shinyUI(fluidPage(

  # Application title
  titlePanel("Normal Distribution"),

  # Sidebar with a slider input for the number of bins
  numericInput("sig",
              "sigma:",
              min = 0.1,
              max = 3,
              step = 0.1,
              value = 1),
  numericInput("mu",
              "mean:",
              min = -4,
              max = 4,
              value = 0,
              step = 0.5),

  textOutput("myTextOutput")
))