Stamps Anda Tribal Marks in Defter-i Genghis-name

Print Name I Signature

Biologists in stamps

These UK stamps were issued in (clockwise, from top right) 1965, 1982 and 1996, to commemorate the centenary of Joseph Lister's discovery of antiseptic surgery, the centenary of the death of Charles Darwin, and the work of crystallographer Dorothy Hodgkin (who is backed by her model of vitamin B 12). The Hodgkin stamp is one of a series entitled Twentieth Century Women of Achievement, which inc...

Stamps in cardiology.

2 Alam M. The atrioventricular plane displacement as a means of evaluating left ventricular systolic function in acute myocardial infarction. Clin Cardiol 1991;14:588-94. 3 Alam M, Hoglund C, Thorstrand C, Hellekant C. Haemodynamic significance of the atrioventricular plane displacement in patients with coronary artery disease. Eur Heart Jf 1992;13: 194-200. 4 Alam M, Hoglund C, Thorstrand C. L...

Weighted Clement - Type Interpolation Anda

One of the main mathematical tools in the residual based a posteriori error analysis is a weak interpolation operator due to Cl ement. Based on a partition of unity, we introduce a modiied weak interpolation operator which enjoys a further orthogonality property. As a consequence , the volume contribution in standard residual based a posteriori error estimates can be replaced by a smaller one w...

Biology in stamps

These three series of UK stamps were issued in (from left to right) 1994, 1991 and 1989, to commemorate modern medical imaging techniques, 150 years since the identification of dinosaurs by Owen and 150 years of the Royal Microscopical Society, respectively. Images courtesy of the Royal Mail.