If you look at a completed tessellation, you will see the original motif repeats in a pattern. One mathematical idea that can be emphasized through tessellations is symmetry. There are 17 possible ways that a pattern can be used to tile a flat surface or 'wallpaper'.
Related to liquidity: Liquidity ratio, Liquidity risk Liquidity In context of securities, a high level of trading activity, allowing buying and selling with minimum price disturbance.
Debt Ratio. A measure of a company's total debt to its total assets. A ratio less than one means that a company has more assets than debt, while a ratio of more than one means the opposite. A debt ratio is a measure of how risky it would be for a bank to extend a loan to a company, with a higher ratio indicating great risk. debt ratio.