Notes
89.65 A simple method for finding tangents to polynomial graphs
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- 01 August 2016, pp. 466-467
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89.66 A short remark on difference equations
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- 01 August 2016, pp. 467-468
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89.67 An elementary derivation of Euler’s series for the arctangent function
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- 01 August 2016, pp. 469-470
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89.68 Which is bigger: e(eπ) or π(πe)?
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- 01 August 2016, pp. 470-471
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89.69 The inequality of means using a difference equation
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- 01 August 2016, pp. 471-472
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89.70 A trigonometric intersection
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- 01 August 2016, p. 473
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89.71 A cotangent inequality for two triangles
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- 01 August 2016, pp. 473-474
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89.72 Some relations between arctangent sums and Pell’s equations r2 = pq2 ± 1
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- 01 August 2016, pp. 474-476
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89.73 Ratio and root tests
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- 01 August 2016, pp. 477-480
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89.74 More on a generalisation of the limit definition of the Euler constant
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- 01 August 2016, pp. 480-482
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89.75 Generalising a recurrence relation
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- 01 August 2016, pp. 482-483
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89.76 Measuring e with a piece of string—or putting the e into catenary
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- 01 August 2016, pp. 484-485
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89.77 Seeded tournaments—algorithms, simulations and combinatorics
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- 01 August 2016, pp. 485-490
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89.78 Extended peak numbers
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- 01 August 2016, pp. 490-493
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89.79 Proof without words: Pappus’ generalisation of Pythagoras’ theorem
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- 01 August 2016, p. 493
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89.80 A Heron-type formula for the reciprocal area of a triangle
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- 01 August 2016, p. 494
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89.81 Area properties of triangles revisited
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- 01 August 2016, pp. 495-497
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89.82 On the Lester circle and the Archimedean triangle
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- 01 August 2016, pp. 498-501
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89.83 Dissecting a triangle into a rectangle
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- 01 August 2016, pp. 501-502
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89.84 Yet more on a neglected Pythagorean-like formula
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- 01 August 2016, pp. 502-505
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