A transformation matrix of dimension n×m operates on a column vector of dimension m×1 to produce a row vector of dimension 1×n.

The tools to be used for this surface tillage are those that comminute or fine the soil most completely without compacting it or leaving it in ridges or in furrows

One of the few strokes of good luck Emma had had in recent days was the news that Tatiana Flint-Hamilton, her only real rival for top billing as 'most photographable girl' at today's event had decided to swan off to Sardinia instead, leaving the limelight entirely to Emma.

We were without comestibles, and we had no garments except those we wore, not even a shirt, and the habits, such as they were, were most inconvenient for travelling; for the Pope [Pius VII] wore his mozzetta and stola, and I [Bartolomeo Pacca] the rocchetto and mozzetta, together with the mantelletta.