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.

13 results for "counting rods"

V_1_12 Verified Mathematics & Information

V_1_12 — Chinese Mathematics History

Chinese mathematics developed independently over at least 3,000 years, producing remarkable achievements often centuries before their European counterparts. The Jiuzhang Suanshu (Nine Chapters on the Mathematical Art, co

Chinese mathematics Nine Chapters rod calculus counting rods Liu Hui Zu Chongzhi
V_3_04 Verified Mathematics & Information

V_3_04 — Combinatorics & Counting: Pascal's Triangle to Modern Applications

Combinatorics — the mathematics of counting, arrangement, and selection — is one of the oldest and most widely applicable branches of mathematics, with roots across multiple civilizations. Pascal's triangle — the triangu

combinatorics counting Pascal's triangle binomial coefficients Yang Hui Pingala
A_1_23 Verified Foundations

A_1_23 — Proto-Writing & Token Systems: Precursors to Cuneiform

The invention of writing in Mesopotamia around 3200 BCE was not a sudden innovation but the culmination of an 8,000-year evolution of information recording technologies. Beginning with simple geometric clay tokens in the

proto-writing clay-tokens bullae uruk-period accounting-origins cuneiform-precursors
A_1_22 Verified Foundations

A_1_22 — Proto-Writing Development and Precursors to Cuneiform

The transition from pre-literate record-keeping to cuneiform script spanned approximately 5,000 years, from small geometric clay tokens used for commodity tracking in the Neolithic (c. 8000 BCE) through the emergence of

proto-writing token-system-accounting uruk-period cuneiform-origins clay-envelope bulla
W_4_08 Verified World Civilizations

W_4_08 — Native American Great Plains and Vision Quest Traditions

The Great Plains of North America — stretching from the Canadian prairies to Texas, from the Rocky Mountain foothills to the Mississippi — sustained some of the most mobile, ceremonially rich, and militarily sophisticate

Lakota Sioux Cheyenne Crow Comanche Pawnee
ZH_5_12 Verified Archaeoastronomy

ZH_5_12 — Citizen Astronomy: Variable Star Observers to Exoplanet Hunters

Astronomy is one of the very few sciences where non-professional observers — amateurs, hobbyists, and citizen scientists — continue to make significant, publishable contributions to research alongside professionals. This

citizen science amateur astronomy AAVSO variable stars exoplanet Galaxy Zoo
ZG_1_02 Verified Linguistics & Communication

ZG_1_02 — Cuneiform — The World's First Writing System

Cuneiform — from Latin cuneus ("wedge") — is the earliest known writing system, invented in southern Mesopotamia (modern Iraq) by the Sumerians circa 3400–3100 BCE in the city of Uruk. It began as a system of pictographi

cuneiform Sumer Uruk writing proto-cuneiform tablet
ZC_1_07 Verified Social Science

ZC_1_07 — Behavioral Economics — Nudge Theory & Decision-Making

Behavioral economics integrates psychological insights into economic models of human decision-making, challenging the neoclassical assumption of perfectly rational "Homo economicus" and documenting systematic deviations

behavioral economics nudge theory prospect theory Thaler Sunstein Kahneman
ZC_1_11 Verified Social Science

ZC_1_11 — Psychology of Time

The psychology of time encompasses how humans perceive duration, orient themselves across past-present-future, and how temporal cognition influences decision-making, memory, motivation, and well-being.

time perception temporal cognition prospective timing retrospective timing internal clock pacemaker-accumulator
G_2_13 Credible Modern Frameworks

G_2_13 — Fractal Analysis of Ancient Structures and Settlements

Fractal analysis applies the mathematics of self-similar, scale-invariant geometry — developed by Benoît Mandelbrot (The Fractal Geometry of Nature, 1982) — to the study of ancient architectures, settlement patterns, and

fractal self-similarity scaling fractal dimension Hausdorff Mandelbrot
T_5_10 Credible Psychology & Social

T_5_10 — The Psychology of Money: Behavioral Economics, Financial Decision-Making, and Wealth Psychology

The psychology of money explores how cognitive biases, emotional responses, social pressures, and personality traits systematically distort financial decision-making — departing dramatically from the "rational economic a

psychology of money behavioral economics Kahneman Tversky prospect theory loss aversion
ZE_5_16 Verified Ethics & Applied Philosophy

ZE_5_16 — Climate Change Ethics: Responsibility, Justice, and Future Generations

Climate change ethics addresses the moral dimensions of anthropogenic global warming — a problem characterized by radical asymmetries of cause and effect, temporal scale, and vulnerability. The nations most responsible f

climate ethics climate justice intergenerational justice climate debt loss and damage carbon budget
ZE_2_08 Verified Ethics & Applied Philosophy

ZE_2_08 — Philosophy of Time and Temporal Ethics

The philosophy of time and temporal ethics investigates how our understanding of time's nature shapes moral obligations. McTaggart's 1908 argument that time is unreal introduced the distinction between A-series (past/pre

philosophy of time temporal ethics McTaggart A-series B-series eternalism