A combined cryptosystem with symmetric keys for encrypting messages is proposed. Its unique feature is the use of functions of a real variable as keys instead of natural numbers. Eight key functions ...

SQL Data Warehouse project covering dimensional modeling, KPI calculation, data exploration, aggregation, and ranking analysis using Microsoft SQL Server for business analytics.

Multiplying Using a Sum in Oracle. The "Sum" function in Oracle allows you to add up all data from a specified column and displays a result in your query results. You can use the multiple feature ...

The sum-frequency spectroscopy signatures of NH- (amide A) and C=O (amide I) groups, the amide segments in all proteins, are measured in thin films that consist of an ensemble of right-handed, helical ...

Gross domestic product is the monetary value of all finished goods and services made within a country during a specific period.

In this paper the surface behavior of HA at the air–water interface has been investigated using vibrational sum frequency (VSF) spectroscopy and Wilhelmy plate surface tensiometry in combination with ...