RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

1,469 results for "history of mathematics" — page 3 of 74

V_3_10 Verified Mathematics & Information

V_3_10 — Tensor Calculus and Differential Geometry: The Mathematics of Curved Spaces

Tensor calculus and differential geometry provide the mathematical language for describing curved spaces — from the geometry of Earth's surface to the curvature of spacetime in general relativity. Developed through the w

tensor calculus differential geometry manifolds Riemannian geometry curvature Riemann curvature tensor
V_2_20 Verified Mathematics & Information

V_2_20 — Gödel's Incompleteness Theorems — Philosophical Implications

Kurt Gödel's incompleteness theorems, published in 1931 in the paper "Über formal unentscheidbare Sätze der Principia Mathematica und verwandter Systeme I," constitute one of the most profound results in the history of l

Gödel incompleteness undecidability consistency mathematical truth Hilbert program
U_3_11 Verified Art, Music & Culture

U_3_11 — Board Games and Games of Strategy

Board games — structured games played on a marked surface (board) with pieces, dice, cards, or tokens according to defined rules — are among the oldest and most culturally revealing human artifacts. Ancient games: the Ro

board games chess Go backgammon Senet Mancala
X_5_20 Verified Medicine & Healing

X_5_20 — Medical Regulation: Clinical Trials, Drug Safety, and the History of Oversight

Medical regulation — the system of laws, agencies, and protocols governing drug development, clinical trials, and medical device approval — evolved over centuries from virtually no oversight to the elaborate global frame

medical regulation clinical trials FDA EMA drug safety thalidomide
X_4_18 Verified Medicine & Healing

X_4_18 — Fractal Physiology: The Mathematics of Healthy Life

The body is a fractal machine. From capillaries that branch like river deltas to the 70 m² of lung surface packed into a 4-litre chest cavity, and from the beat-to-beat complexity of a healthy heart to the trabecular sca

fractal physiology fractal dimension heart rate variability 1/f noise lung branching Murray's law
ZH_5_04 Verified Archaeoastronomy

ZH_5_04 — Precession of the Equinoxes: Hipparchus, Axial Wobble, and the Great Year

The precession of the equinoxes — the slow, continuous westward shift of the equinoctial points (where the ecliptic crosses the celestial equator) along the ecliptic — is one of the most consequential astronomical phenom

precession equinoxes Hipparchus axial wobble Platonic year Great Year
ZH_2_14 Credible Archaeoastronomy

ZH_2_14 — Iatromathematics: Zodiac Man, Medical Astrology, and Celestial Healing

Iatromathematics (Greek: iatros = healer + mathēmatikos = astrologer/mathematician) was the systematic integration of astrology with medical diagnosis and treatment — a dominant medical paradigm in the Western world from

iatromathematics Zodiac Man melothesia medical astrology humoral theory decumbiture
ZH_1_10 Verified Archaeoastronomy

ZH_1_10 — Transit of Venus: Political Astronomy and Global Science

A transit of Venus — when the planet Venus crosses the disk of the Sun as seen from Earth — is among the rarest of predictable astronomical events, occurring in a pattern of pairs separated by ~8 years, with the pairs se

transit of Venus Halley Cook parallax astronomical unit distance to Sun
N_2_04 Verified Secret Societies

N_2_04 — Assassins (Hashashin) — History, Legend, and the Order of Nizari Ismailis

The Assassins — more accurately the Nizari Ismaili Order — were a medieval Shia Muslim sect that, under the leadership of Hassan-i Sabbah beginning in 1090 CE, established a network of mountain fortresses across Iran and

Assassins Hashashin Hassan-i Sabbah Alamut Nizari Ismaili fidai
I_1_11 Credible UAP Disclosure

I_1_11 — Foo Fighters & Ghost Rockets

The "foo fighters" of World War II (1944–1945) and the "ghost rockets" of Scandinavia (1946) represent the earliest well-documented waves of anomalous aerial phenomena reported by trained military observers — predating t

foo fighters ghost rockets World War II UFO history 415th Night Fighter Squadron Scandinavia
M_3_12 Speculative Forbidden Archaeology

M_3_12 — Stone Softening Claims: Mythological and Chemical Analysis

Among the most intriguing and elusive claims in alternative archaeology is the idea that ancient Andean peoples possessed a botanical or chemical method of "softening" stone — reducing hard stone (particularly the andesi

stone softening Andean legend plant extract megalithic construction Saxahuaman Ollantaytambo
U_3_05 Verified Art, Music & Culture

U_3_05 — Fashion and Costume History

Fashion — from Latin factio (making, doing) — encompasses clothing, accessories, and bodily presentation as systems of social communication, aesthetic expression, and cultural identity. Archaeological evidence: the oldes

fashion costume history clothing dress haute couture fashion industry
U_2_06 Verified Art, Music & Culture

U_2_06 — Cinema and Film History

Cinema — the art and technology of moving images — emerged from late 19th-century developments in photography and persistence of vision. Pioneer technologies: Eadweard Muybridge's sequential photographs of a galloping ho

cinema film history motion picture Lumière brothers silent film Hollywood
U_2_15 Credible Art, Music & Culture

U_2_15 — Art and Mathematics: Escher, Perspective, and Golden Ratio in Practice

The relationship between art and mathematics is one of the oldest and richest intersections in human intellectual history — from the geometric patterns of Islamic tile work and the proportional systems of ancient Greek s

art and mathematics Escher perspective golden ratio phi Fibonacci
U_4_15 Credible Art, Music & Culture

U_4_15 — Ritual Objects and Votive Offerings: Material Culture of Devotion

Ritual objects — material things created, consecrated, or used in religious or ceremonial practice — and votive offerings — objects dedicated to a deity, saint, or supernatural power in fulfillment of a vow, in supplicat

ritual object votive offering ex-voto talisman amulet reliquary
X_2_09 Verified Medicine & Healing

X_2_09 — Veterinary Medicine and Animal Healing History

Veterinary medicine — the diagnosis, treatment, and prevention of disease in non-human animals — is one of the oldest branches of medical practice, arising alongside animal domestication (dogs ~15,000 BP; sheep/goats ~10

veterinary medicine animal healing Shalihotra hippiatrics farriery Claude Bourgelat
X_4_04 Verified Medicine & Healing

X_4_04 — Nursing and Caregiving History

Nursing — the professional practice of patient care, health promotion, and illness prevention — has evolved from informal family and religious caregiving to a scientifically grounded profession. Pre-modern: caregiving fe

nursing Florence Nightingale caregiving Mary Seacole Clara Barton public health nursing
X_4_13 Credible Medicine & Healing

X_4_13 — Palliative Care and Hospice: Medicine at the End of Life

Palliative care — specialized medical care focused on providing relief from the symptoms, pain, and stress of serious illness, with the goal of improving quality of life for both the patient and the family — and hospice

palliative care hospice end of life Cicely Saunders total pain symptom management
W_4_05 Verified World Civilizations

W_4_05 — Iroquois Confederacy and the Great Law of Peace

The Haudenosaunee (People of the Longhouse), commonly known as the Iroquois Confederacy, created one of the world's oldest continuous systems of participatory governance, uniting five — later six — nations under the Grea

Haudenosaunee Iroquois Confederacy Great Law of Peace Gayanashagowa wampum Hiawatha
W_5_03 Verified World Civilizations

W_5_03 — Mongol Tengrism and Central Asian Shamanism

Tengrism is one of the world's oldest continually practiced sky-god religions, centered on Möngke Tengri ("Eternal Blue Sky") as the supreme cosmic deity. Originating among the Turkic-Mongol peoples of the Central Asian

Tengrism Tengri Mongolia Genghis Khan Chinggis yurt