#include<bits/stdc++.h>
using namespace std;

int main(){
  int d, t, s;
  cin>>d>>t>>s;
  if(d<=t*s)
    cout<<"Yes\n";
  else
    cout<<"No\n";
return 0;
}
#include<stdio.h>
int D,T,S;
int main()
{
    scanf("%d %d %d",&D,&T,&S);
    if((D+S-1)/S<=T)printf("Yes");
    else printf("No");
}
