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Result 41 to 60 of 1045 total

Three improvements of a geometric inequality. (Drei Verbesserungen einer geometrischen Ungleichung.) (German)
Wurzel 49, No. 11, 244-248 (2015).
Classification: G40 G70 G90
41
The golden bee. (Die Goldene Biene.) (German)
Wurzel 49, No. 9-10, 204-205 (2015).
Classification: G40 G70
42
The special problem. Pythagorean triples. (Die besondere Aufgabe. Pythagoreische Tripel.) (German)
Monoid 35, No. 124, 30-32 (2015).
Classification: F60 E50 G70
43
Axonometric projection in school. Spatial Drawing in a grid. (Schulische Kabinettprojektion. Räumliches Zeichnen im Raster.) (German)
Essentials. Wiesbaden: Springer Vieweg (ISBN 978-3-658-11572-2/pbk; 978-3-658-11573-9/ebook). viii, 51~p. (2015).
Classification: G80 G70 G40
44
What definition of the concept of tangent? For what reasons? (Quelle définition du concept de tangente? Pour quelles raisons?) (French)
Repères IREM 101, 5-32 (2015).
Classification: G70 I40 A30
45
Triangle and cuboid. (Dreieck und Quader.) (German)
Monoid 35, No. 122, 4-5 (2015).
Classification: G40 G70
46
Competence-oriented design of written tests. An example from analytic geometry. (Kompetenzorientierte Gestaltung von Klausuren. Ein Beispiel aus der Analytischen Geometrie.) (German)
PM Prax. Math. Sch. 57, No. 63, 12-17 (2015).
Classification: D60 G70 D50 D30
47
Geometric view connecting determinants and area. (English)
Consortium 108, 1-2 (2015).
Classification: G70 U70 E50
48
Vector relations between the elements of a triangle. (Relaţii vectoriale între elementele unui triunghi.) (Romanian. English summary)
Gaz. Mat., Ser. B 120, No. 4, 179-182 (2015).
Classification: G70
49
Measuring angles of tetrahedra. (Winkelmessungen am Tetraeder.) (German)
Wurzel 49, No. 6, 114-119 (2015).
Classification: G40 G70
50
A theorem of Monge. (English)
SYMmetryplus 57, 12-13 (2015).
Classification: G40 G70 Reviewer: Peter Dürr (Linkenheim)
51
Equable triangles ‒ the general case. (English)
SYMmetryplus 57, 5-7 (2015).
Classification: G40 G70 G30 F60
52
Weaving geometry and algebra together. (English)
Math. Teach. (Reston) 108, No. 8, 584-590 (2015).
Classification: G40 G70 I20 H30
53
Parabola numbers. (Parabelzahlen.) (German)
MNU, Math. Naturwiss. Unterr. 68, No. 4, 227-228 (2015).
Classification: F60 G40 G70
54
Developing free computer-based learning objects for high school mathematics: examples, issues and directions. (English)
Cho, Sung Je (ed.), Selected regular lectures from the 12th international congress on mathematical education, ICME 12, Seoul, Korea, July 8‒15, 2012. Cham: Springer (ISBN 978-3-319-17186-9/hbk; 978-3-319-17187-6/ebook). 27-49 (2015).
Classification: U70 U50 U80 G40 G70 M60
55
Sand curves and symbolic geometry. (English)
Math. Teach. (Derby) 246, 23-24 (2015).
Classification: G70 G40 U70
56
Different approximations to a geometric locus with GeoGebra. (Distintas aproximaciones a un lugar geométrico con GeoGebra.) (Spanish. English summary)
Bol., Soc. “Puig Adam” Profr. Mat., No. 100, 84-92 (2015).
Classification: G70 U70
57
Transfer of straight line motions into circular ones. Or: a locomotive’s drive. (Übertrag von geradlinigen in Kreisbewegungen. Oder: Antrieb einer Lokomotive.) (German)
Monoid 35, No. 121, 9-14 (2015).
Classification: G50 G70 M50
58
The Euler line of a triangle. (English)
Math. Spectr. 48, No. 1, 3-5 (2015).
Classification: G40 G70
59
From the archives of mathematics. J. Sylvester’s problem. (Aus den Archiven der Mathematik. Das Problem von J. Sylvester.) (German)
Monoid 35, No. 121, 7-9 (2015).
Classification: G40 G70
60

Result 41 to 60 of 1045 total

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