Muhammad ibn Musa al-Khwarizmi was a Persian polymath who made fundamental contributions to mathematics, astronomy, and geography. His work on the Hindu-Arabic numeral system was instrumental in introducing the concept of zero to the Western world. Additionally, his astronomical tables, known as Zij al-Sindhind, were highly influential, providing a framework for astronomical calculations that were utilized by scholars across the Islamic world and later in Europe.

The Constitutional Reform Act 2005 led to the establishment of the Supreme Court of the United Kingdom, which officially began its operations in October 2009. It replaced the Appellate Committee of the House of Lords as the final court of appeal for all civil cases in the UK and criminal cases in England, Wales, and Northern Ireland.

Following the Constitutional Reform Act 2005, the Supreme Court of the United Kingdom was established in 2009. It replaced the Appellate Committee of the House of Lords as the final court of appeal for all United Kingdom civil cases and criminal cases from England, Wales, and Northern Ireland.

King Fahd bin Abdulaziz Al Saud, who served as the King of Saudi Arabia and Custodian of the Two Holy Mosques, passed away on August 1, 2005. He had been in poor health for several years prior to his death, leading to his half-brother, Abdullah, assuming the role of de facto ruler before officially succeeding him as King.

The International Cricket Council (ICC) is the global governing body for cricket. While it was originally founded as the Imperial Cricket Conference in London in 1909, the organization relocated its headquarters to Dubai, United Arab Emirates, in 2005. This move was intended to provide a more central location for its global operations and to take advantage of the region's growing importance as a hub for international sports administration and events.

Mohamed ElBaradei, who served as the Director General of the International Atomic Energy Agency (IAEA), was awarded the Nobel Peace Prize in October 2005. The prize was shared between him and the IAEA for their collective efforts to prevent nuclear energy from being used for military purposes and to ensure that nuclear energy for peaceful purposes is used in the safest possible way.

Michael Sheard was a prolific British character actor. He is well-remembered for his extensive television and film career, most notably for his recurring role as the villainous Mr. Bronson in the series 'Grange Hill' and for his frequent portrayals of Adolf Hitler in various historical dramas and documentaries throughout his career.

To determine the day, we calculate the number of odd days. From February 18, 2005, to February 18, 2006, is one year (365 days), which contains one odd day. From February 18, 2006, to February 18, 2007, is another year, also containing one odd day. Total odd days equal two. Adding two days to Friday results in Sunday.

The third extraordinary session of the Organization of Islamic Cooperation (OIC) summit was held in December 2005 in Jeddah, Saudi Arabia. This conference brought together leaders from member states to discuss critical issues facing the Islamic world, including regional stability and socio-economic development. The city of Jeddah served as the host for this significant diplomatic gathering, which aimed to strengthen cooperation among member nations.

Lenovo is a multinational technology company that has consistently ranked as one of the largest personal computer vendors in the world by unit sales. It acquired IBM's personal computer division in 2005, significantly expanding its global market share.