| In 1849 he published Trigonometry and double algebra in which he gave a geometric interpretation of complex numbers. |
| Both the French and Germans wished to control it as it gave an army height in that area. |
| He gave coherent answers to questions and his demeanour appeared to be normal. |
| Omar Khayyam gave a complete classification of cubic equations with geometric solutions found by means of intersecting conic sections. |
| The peppered pork fillets were very generous in size and had a thick crust of black pepper, which gave it a real kick. |
| The boards were so rotten that they gave away immediately, showering him with debris. |
