 <unk> ( 1108 ) , known for her wit and humour , was one of the earliest female poets of the Kannada language and a contemporary of Nagachandra , with whom she indulged in debates and <unk> . <unk> , a native of either <unk> or <unk> ( the modern <unk> district ) , was in the Hoysala court during the days of King Veera Ballala I and King Vishnuvardhana . He wrote in easy verse on arithmetic and other mathematical topics and is credited with three of the earliest writings on mathematics in the Kannada language : <unk> , <unk> and Lilavati . <unk> , a Chola prince , authored a piece on rhetoric called <unk> ( 1150 ) . It was based on <unk> 's Sanskrit <unk> . 
