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One alphabetical directory of calculators, tools, formulas, glossary terms, lessons, articles, public pages and shop items. It reads the current library and published site content each time you browse.
17,591 entries · Math & Measurements: history to modern
31 matches · Page 1 of 1 · Alphabetical order
- Jalali CalendarPages
The Jalali reform is famously associated with a group of astronomers including Omar Khayyam and is an important milestone in Persian solar calendrical history.
- Japanese Era CalendarPages
Japan uses the Gregorian calendar alongside era names. The current Reiwa era began in 2019, making 2026 Reiwa 8.
- Japanese Soroban Abacus CalculatorPages
- Javanese CalendarPages
The Javanese calendar is a hybrid tradition and is especially notable for combining lunar dating with indigenous cyclic week systems.
- Job Application TrackerDocuments
Track submitted applications and follow-up dates.
- Job bid for target gross marginCalculators
Job bid for target gross margin using your entered measurements and assumptions.
- Job bid with markupCalculators
Job bid with markup using your entered measurements and assumptions.
- Job capacity from measured supply useCalculators
Job capacity from measured supply use using your entered measurements and assumptions.
- Job cost totalCalculators
Job cost total using your entered measurements and assumptions.
- Job direct labor costCalculators
Job direct labor cost using your entered measurements and assumptions.
- Job duration signed overrunCalculators
Job duration signed overrun using your entered measurements and assumptions.
- Job labor burden allowanceCalculators
Job labor burden allowance using your entered measurements and assumptions.
- Job mileage budgetCalculators
Job mileage budget using your entered measurements and assumptions.
- Job overhead allocationCalculators
Job overhead allocation using your entered measurements and assumptions.
- Job quote per floor areaCalculators
Job quote per floor area using your entered measurements and assumptions.
- Job revenue per person-hourCalculators
Job revenue per person-hour using your entered measurements and assumptions.
- Job rework shareCalculators
Job rework share using your entered measurements and assumptions.
- Job Sales TaxCalculators
Calculate tax on the amount you identify as taxable.
- Jobsite Recycling Rate CalculatorCalculators
Calculate jobsite recycling rate calculator from material recycled and total waste material.
- Job supplies subtotalCalculators
Job supplies subtotal using your entered measurements and assumptions.
- John Nash: life, ideas, and mathematical legacyArticles
A CalculatorWiser guide to game theory and equilibrium.
- John von Neumann: life, ideas, and mathematical legacyArticles
A CalculatorWiser guide to game theory, computing, logic, and mathematical physics.
- Joint Compound QuantityCalculators
Estimate compound containers using coverage for the intended finish level.
- Joist QuantityCalculators
Estimate joist quantity across a chosen spacing layout.
- Joseph-Louis Lagrange: life, ideas, and mathematical legacyArticles
A CalculatorWiser guide to calculus of variations and mechanics.
- Joule Heating Energy CalculatorCalculators
Calculate resistive heating energy E = I²Rt.
- Joules to kWhCalculators
Calculate joules to kwh from the labeled values.
- Julian CalendarPages
The Julian reform regularized the Roman year. Its simple four-year leap cycle is slightly too long relative to the tropical year, which eventually motivated Gregorian reform.
- Julian Day / Julian DatePages
Julian Date is not the same thing as the Julian calendar. Astronomers use it as a continuous numerical time variable; at 0h UT1, the Julian Date ends in…
- Julian Day Number CalculatorCalculators
Calculate the Julian Day Number for a Gregorian calendar date.
- Julian light-years to kilometersCalculators
Use the labeled measurements to calculate julian light-years to kilometers.
Bible words and verse counts are searchable inside the Bible Word Explorer. This directory lists resources and lessons rather than every word or verse of a book.
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