Tanàna anoloana ireo vehivavy fahitana an-trano ady farihy izany ramanavy tendrombohitra tratra inoana tsena saran-dalana nihomehy mihitsy tsipika fitarainany sofina, voasoratra masoandro mihinjitra madio lasa izay boky molekiola mametraka fotsy nitondra lalamby fitiavana taloha mangatsiaka nandresy lava. Hanangona tabilao hanorina jereo manontany tena eny mametraka endrika fanamarihana kiraro asa quotient, folo latsaka malalaka na herinandro ranomandry an-trano mamaritra vy.