Sarvajeet D Chandra

Sarvajeet’s Blog

  • Kerala’s Mathematics Revolution: Madhava and Beyond

    Madhava of Kerala advanced mathematics in the 14th century, calculating pi to eleven decimal places and developing infinite series for trigonometric functions. The Kerala School flourished through generations, prioritizing accountability over recognition. Despite early contributions to calculus and astronomy, their work was overlooked until rediscovered in the 19th century.

  • The Courtesan’s Journey: Love and Betrayal in Ancient India

    She loved a farmer boy in secret, and his broken promise turned her into one of Gupta India’s most dangerous courtesans. Madhavsena, is both deadly & dangerous in the novel: Dhruvadevi – The Queen Who Made Chandragupta This video follows a single woman’s fall from village love to the courtesan quarters of a great temple…

  • Vishnu and the Gupta Empire: A Fusion of Beliefs

    The Gupta dynasty, around 300 AD, succeeded by leveraging belief as a strategy to unify a fractured empire. By merging deities such as Krishna and Vishnu, incorporating Buddhism, and establishing temples as social institutions, they fostered cultural coherence and economic strength. Their legacy influenced modern Hinduism and highlights the power of absorption over confrontation in…

  • From Shrenis to Startups: Lessons from India’s Commercial Past

    The content explores India’s rich commercial history, highlighting powerful merchant guilds predating colonialism and their impact on trade, finance, and education. It discusses the role of guilds like the Ayyavole Ainurruvar in establishing extensive networks and sophisticated financial systems, illustrating how these ancient practices inform modern India’s resurgence in commerce.

  • The Sakas: From Barbarians to Builders of India

    The scholars of the Gangetic heartland called the Sakas mleccha: barbarians, outsiders, people who did not belong. History tells us that they were anything but. For nearly four hundred years, one branch of these so-called mlecchas ruled Gujarat and Malwa. The Western Sakas, also known as the Western Kshatrapas, held power longer than the Mauryas…

  • Kalaripayattu: The Indian Martial Art That Shaped Warriors, Philosophers, and Possibly Kung Fu

    Kalaripayattu, an ancient martial art from Kerala, has deeply influenced combat philosophy and possibly even Kung Fu. Its principles of honor and respect shaped medieval conflict resolution. Despite colonial suppression, it evolved into a form of resistance, as exemplified by figures like Meenakshi Amma, preserving its legacy amidst challenges.

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In 499 CE, Aryabhata wrote pi to four decimal places in just 121 Sanskrit verses, then added one word admitting it wasn’t exact. Aasanna. Approaching. Centuries later in Kerala, Madhava took it to eleven decimal places, landing within four digits of what NASA uses to navigate spacecraft today. #Aryabhata #Madhava #AncientIndianMathematics #HistoryOfPi #KeralaMathematics Save this for the next time someone says ancient India had no real science. Three hundred years before Newton was even born, a mathematician in Kerala had already worked out the logic behind calculus. Madhava of Sangamagrama calculated pi to eleven decimal places and showed that sine and cosine could be written as infinite series, the same idea the world later called the Taylor series. All of this happened on a palm leaf, in a village most people have never heard of. Bharat’s Most Desired Courtesan, Madhavsena, in the Dhruvadevi - The Queen Who Made Chandragupta. Novel Out in Sep 2026 We are taught Newton and Leibniz invented calculus. Three hundred years earlier, Madhava of Sangamagrama was already doing it on a palm leaf in Kerala. He calculated pi to eleven decimal places. He built infinite series for sine and cosine before Europe had the vocabulary to describe them. Temples were not just places of worship. In Gupta era India, they were economic institutions that employed sculptors, goldsmiths, weavers and farmers, connecting communities across hundreds of kilometres. For most people who could not read Sanskrit, the temple sculpture itself was their scripture. This is not a story about devotion. It is a story about how ancient India’s rulers turned belief into an empire. The Gupta dynasty understood something most conquerors never grasp. You do not need to rule people if you can shape the gods they pray to. Krishna was once a warrior deity from Mathura. Brahmin scholars then took Vishnu, a minor Vedic god, and fused him with Krishna to create one universal deity for hundreds of sects. The Bhagavad Gita made it permanent. Samudragupta had already conquered most of South Asia. But he knew soldiers cannot build civilisations. So he stamped Vishnu’s emblem on every gold coin in his empire, turning belief into his greatest weapon. A Greek man stood in ancient India and chose to worship a god that was not his own. No one forced him. He simply believed. This is the story of the Heliodorus Pillar, one of the earliest proofs of Vishnu worship in history.