| Giver | Post | Date |
| san10789 | Re: If S is a set of four numbers x, y, z and w, is the range of the numbe | 09-Jun-2022 |
| DrMudassir | Re: If S is a set of four numbers x, y, z and w, is the range of the numbe | 03-Jun-2020 |
| UkrHurricane | Re: If S is a set of four numbers x, y, z and w, is the range of the numbe | 20-Jan-2019 |
| gvij2017 | Re: If S is a set of four numbers x, y, z and w, is the range of the numbe | 15-Jan-2019 |