Harije parapoorva mandala dyujaavruthha visesha sinjinee

udayaagraguno dyumandale bhoojyothavruttha kujaan tharaamsajeevaa:

  R sine of the arc of the horizon lying between the prime vertical and the diurnal circle of the planet is the R sine of agra (now known as the rising point of the planet) and the R sine of the degrees of diurnal circle lying between six o’ clock circle and the horizon is bhoojya (bhujya) which is termed as Earthsine.]]>