The original fibre-tipped pen. Perfect for graphics and illustrations. Non-permanent water-based ink. For office, college or home. Approx line width up to 2.0mm. Made from 83% recycled material. (black, red, blue and green only - excludes the ink)
Recursion is a way of programming or coding a problem, in which a function calls itself one or more times in its body. Usually, it is returning the return value of this function call. If a function definition fulfils the condition of recursion, we call this function a recursive function.
Historical method comprises the techniques and guidelines by which historians use primary sources and other evidence, including the evidence of archaeology, to research and then to write histories in the form of accounts of the past.he question of the nature, and even the possibility, of a sound historical method is raised in the philosophy of history as a question of epistemology.