Such strange words in difficult hexameter scansion, are by no means easy to memorise. Minimally, graphic scansion requires only two symbols, designating ictic and non-ictic syllables. He even teaches poetic scansion with a basketball. In Classical Latin poetry, lyricists followed word order very loosely to achieve a desired scansion. Lerman writes in free verse; i.e. unrhymed with no definite pattern of scansion. Tarlinskaja uses scansion as a basis for statistical analysis of verse. This is the notation preferred by the for Wikipedia articles displaying scansion. Ambiguity can exist in the scansion of some lines. The scansion of the eighth line is ambivalent. Over the years, many systems have been established to mark the scansion of a poem. Not all prosodists agree that foot scansion is helpful. The rules given in Yapparungalakkarigai are used in the scansion of later works. Thus a will be represented in the scansion by two symbols and one .