1o_ Null numeric value , and start point of a series for any numeric base . 2o_ Sign name for number '0' . It comes from the Italian zero, which is a reduction of zeffiro ( "zefiro") so it was baptized by the mathematician Fibonacci who based himself on the Latin bass zephyrum because it sounded similar to his name in Arabic 65211; 65236; 65198; ( zifr "empty" ) , which took it from Sanskrit pali 2358; 2370; 2344; 2381; 2351; ( yunia, sunya or shuny "nothing, empty" ) . View figure .