Help on query formulation
first | previous | 1 | next | last

Result 1 to 18 of 18 total

A porism for cyclic quadrilaterals, butterfly theorems, and hyperbolic geometry. (English)
Am. Math. Mon. 122, No. 5, 467-475 (2015).
Classification: G45 Reviewer: Yoshinobu Kamishima (Saitama)
1
Bisections and reflections. (English)
Math. Mag. 87, No. 4, 284-290 (2014).
Classification: G40
2
The associated harmonic quadrilateral. (English)
Forum Geom. 14, 15-29 (2014).
Classification: G45
3
Brahmagupta. (English)
SYMmetryplus, No. 47, 5-6 (2012).
Classification: A30 Reviewer: Peter Dürr (Linkenheim)
4
Cyclic polygons in non-Euclidean geometry. (English)
Elem. Math. 66, No. 2, 74-82 (2011).
Classification: G65 Reviewer: Andrzej Szczepański (Gdańsk)
5
Cyclicity. (English)
Math. Sch. (Leicester) 39, No. 4, 34-35 (2010).
Classification: G40
6
Active acquisition of mathematical knowledge using interactive learning materials. (Aktívne osvojovanie matematických poznatkov pomocou interaktívnych učebných materiálov.) (Slovak)
Mat. Fyz. Inform. 18, No. 8, 488-497 (2009).
Classification: G44 D54 U50
7
Diametric quadrilaterals with two equal sides. (English)
Coll. Math. J. 40, No. 1, 17-21 (2009).
Classification: F64 Reviewer: Jörg Meyer (Hameln)
8
Did you know it? What is the Simson line? (Hättest Du es gewusst? Was ist die Simson-Gerade?) (German)
Monoid 28, No. 93, 12-14 (2008).
Classification: G40 A30
9
Quadrilaterals of triangle centres. (English)
Math. Gaz. 92, No. 525, 466-475 (2008).
Classification: G40 G70 R20 Reviewer: Ramesh Kapadia (London)
10
An example of the discovery function of proof. (English)
Math. Sch. (Leicester) 36, No. 4, 9-11 (2007).
Classification: E50 G40
11
History of mathematics: Ptolemy’s theorem. (English)
Parabola 43, No. 1, 43-52 (2007).
Classification: G40 A30 Reviewer: Peter Dürr (Linkenheim)
12
Pythagorean triad octagon. (English)
Math. Sch. (Leicester) 35, No. 4, 16 (2006).
Classification: G40 F60
13
No arithmetic cyclic quadrilaterals. (English)
Coll. Math. J. 37, No. 2, 110-113 (2006).
Classification: F65
14
Ptolemaios’ theorem. (Ptolemaiova ěta.) (Czech)
Mat. Fyz. Inform. 15, No. 3, 129-135 (2005).
Classification: G64 G65
15
Cyclic quadrilaterals. (English)
Math. Gaz. 88, No. 513, 417-431 (2004).
Classification: G40 G70 R20 Reviewer: R. Kapadia (London)
16
Two conditions for a quadrilateral to be cyclic expressed in terms of the lengths of its sides. (English)
Int. J. Math. Educ. Sci. Technol. 34, No. 5, 739-742 (2003).
Classification: G40
17
Generalizations involving maltitudes. (English)
Int. J. Math. Educ. Sci. Technol. 30, No. 4, 541-548 (1999).
Classification: G40
18
first | previous | 1 | next | last

Result 1 to 18 of 18 total

Valid XHTML 1.0 Transitional Valid CSS!