MATLAB is an abbreviation for matrix laboratory. While other programming languages mostly work with numbers one at a time, MATLABÂ® is designed to operate primarily on whole matrices and arrays. All MATLAB variables are multidimensional arrays, no matter what type of data. A matrix is a two-dimensional array often used for linear algebra. Array Creation To create an array with four elements in a single row, separate the elements with either a comma (,) or a space.
How David Blaine Held His Breath. David Blaine sits atop a sphere where he set a new world record for breath-holding, Wednesday, April 30, 2008, at 17 minutes and 4.4 seconds, during a live telecast of The Oprah Winfrey Show in Chicago.
Aleix Segura Vendrell, who set a world record for holding his breath underwater for 24 minutes and 3 seconds, is a proponent of this very technique. Don't hold air in your cheeks. This method is meant for an air reserve, which requires letting go of the air in your lungs and switching it with the air in your cheeks.