Vieta (crater)
 Vieta is a lunar impact crater that lies due north of the walled plain Schickard in the southwestern part of the Moon. About half a crater diameter to the southeast is the smaller Fourier and to the north-northeast lies Cavendish.The outer rim of this crater has undergone some impact erosion and small craters lie along the northeast south and north-northwestern sides. The inner walls are irregular with incised bases in some locations.