For regions where f ''(x) is positive, the function is concave up; where f ''(x) is negative the function is concave down. So, looking at the graph of f '(x), wherever slope is positive, you've got a positive second derivative and the function is concave up.
U-Meleni was a part of a group of Artists conducting workshops on spoken word and creative writing showing how it can be used to empower and create change. U-Meleni then travelled to ZIMBABWE for three weeks ( Aug 13-Sept 2, 2006) to spend time with family and friends.
For other uses of Mele, see Mele (disambiguation). Mele are chants, songs, or poems. The term comes from the Hawaiian language. It is frequently used in song titles such as Mele Kalikimaka, or He Mele Lahui Hawaii, composed in 1866 by Liliuokalani as a national anthem. Hawaiian songbooks often carry the word in the book's title.