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 A peculiar longnecked archosauromorph reptile Pectodens from the Middle Triassic of East Asia https://t.co/Klb6sFLiD6 16 minutes ago
 Touching concern of the mlechChas for the air and women in India: https://t.co/eW7ODFchLa 22 minutes ago
 It is good finally our national heroes are being celebrated twitter.com/DDNewsLive/sta… 26 minutes ago
 And that for you is the Hubble constant from from current Kilonova detection independently of other methods https://t.co/wM8KiXQ4XP 1 day ago
 RT @NASAblueshift: @NASAFermi @LIGO @ego_virgo @NASASwift .@NASAHubble, @NASAspitzer, @chandraxray, & @NASANuSTAR looked at the spot and ad… 1 day ago
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Recent Posts
 The story of the Orissan cyclevālā
 Godhūmo vijayate
 A note on tales of fratricide, warfare, cannibalism and incest
 The SatijaKetoja system
 Some simple maps specifying strange attractors
 A rambling talk on the śaiva mantra tradition
 Citrabhānu’s cubes
 Make your own sky map
 A note on Cepheid variables: reproducing the study of the periodluminosity laws
 The apparition of the Scottish surgeon
 The Meru and Nārāyaṇa’s cows: Words and fractals
 Hofstadter and Nārāyaṇa: connections across space and time
 Wisdom from a tag system
 A note on the cow, the horse and the chariot in the Ṛgveda
 Median and pedal triangles and derived fractals: an introductory account
 Mongolica: Chingiz Khan and the rest
 Braided power: a brief note on the last great steppe power: the MongolManchu system
 Means and conics
 The Rāmāyaṇa and a paraRāmāyaṇa in numbersII: Evolving early IndoAryan warfare
 The square root spiral and the Gamma function: entwined analogies
 Leaves from the scrapbook2
 A note on the asterisms forming the nakṣatras
 Journeying through the fractal slopes of mount Meru with twoseeded recursive sequences
 Some pictures relating to incidence of tuberculosis and AIDS
 Cobwebs on the golden hyperbola and parabola
 bhujākoṭikarṇanyāyaḥ koṭijyānyāyaś ca
 Some personal reflections on Carl Gauss, Bernhard Riemann and associated matters
 The two squares theorem
 Constructing a regular heptagon with hyperbola and parabola
 Infinite bisections required for trisection of an angle
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Category Archives: Scientific ramblings
A note on tales of fratricide, warfare, cannibalism and incest
The Osman conqueror of Constantinople, MehmetII, bothered by the civil wars his predecessors had to fight to take the throne, institutionalized the system of fratricide. In this system, the rival brothers of the sultan, who took the throne, were all … Continue reading
Posted in History, Scientific ramblings
Tagged ants, biological warfare, biology, combat, developmental biology, evolution, fratricide, hymenopterans, males, sexratio, wasps
The SatijaKetoja system
Satija and Ketoja discovered an interesting dynamical system in course of the study of the Schrödinger equation for one electron in a two dimensional periodic lattice on a uniform magnetic ﬁeld. While this equation and its variants have several uses … Continue reading
Posted in art, Scientific ramblings
Tagged attractors, Cauchy distribution, Cauchy flights, Central Limit Theorem, chaos, fractal, fractals, geometry, Ketoja, mathematics, physics, Satija
Some simple maps specifying strange attractors
This note may be read a continuation of: Some reminiscences of our study of chaotic maps2 While the story of the chaotic 2D attractors began with the simplelooking maps of Henon and Lozi, by the early 1990s the highpoint was … Continue reading
Posted in art, Scientific ramblings
Tagged attractors, chaos, chaotic flows, fractal, fractals, geometry, mathematics
Citrabhānu’s cubes
The Hindus unlike their yavana cousins preferred algebra to geometry. Yet on occasions they could indulge in geometric games for demostrating proofs of algebraic relations. We see a bit of this in the Āryabhaṭa school and the great BhāskaraII, but … Continue reading
Make your own sky map
We live in the age of photorealism, be it for maps of the world or of the sky – it is a realism that not long ago was beyond the reach of even our vision. That is why even though … Continue reading
Posted in Heathen thought, Life, Scientific ramblings
Tagged astronomy, globular clusters, nakShatras, nebulae, open clusters, sky, star chart, stars, variable stars
A note on Cepheid variables: reproducing the study of the periodluminosity laws
In the 13th year of our life, when the skies of our city were still tolerably dark, we observed two stars Persei (Algol) and Cephei from our balcony which faced north on every night they were visible. Thus, we reproduced … Continue reading
Posted in Scientific ramblings
Tagged astronomy, Cepheids, Classical Cepheids, distance modulus, LMC, Magellanic clouds, nebula, periodluminosity law, pulsating stars, stars, variable stars