main = do
    ds <- getLine
    let d = read ds :: Double
    ts <- getLine
    let t = read ts :: Double
    ss <- getLine
    let s = read ss :: Double
    let ans = getAns d t s
    print ans
    
getAns :: Double -> Double -> Double -> String
getAns d t s = 
    if wariwari d s <= t
        then "Yes"
        else "No"

wariwari :: Double -> Double -> Double
wariwari d s = d/s