This is the theme that will be addressed at the II Conference of the Expert Geometer, which will be held at the 23 of October of 2015 in Madrid.
ນີ້ແມ່ນຫົວຂໍ້ທີ່ຈະຖືກກ່າວເຖິງໃນກອງປະຊຸມ II ຂອງ Expert Geometer, ເຊິ່ງຈະຖືກຈັດຂື້ນໃນວັນທີ 23 ຕຸລາ 2015 ທີ່ Madrid.