decimal-arithmetic

Kobol - A Modern COBOL-Inspired Language for the JVM

A large project to combine fractal generation programs. Win forms.

TypeScript/JavaScript library for German annual income tax (Einkommensteuer) and solidarity surcharge (Solidaritätszuschlag) from taxable income (zvE). Supports joint assessment (Ehegattensplitting) and offline decimal calculations.

Exact decimal arithmetic for C++23, with the overflow checked. Fixed-point decimal types and portable 128/256-bit integers.

Aurora two number calc is a modern Python calculator featuring an animated aurora-inspired dark interface, six arithmetic operations, precise decimal calculations, calculation history, keyboard shortcuts, and interactive terminal mode — built with Tkinter and zero third-party runtime dependencies.

Lenguaje de scripting determinístico y embebible para cálculos numéricos precisos. Ideal para reglas de negocio, automatización y transformación de datos.

COBOL conversion to Rust: Manny Juan's COBCALC expression evaluator rebuilt with explicit 34-digit decimal arithmetic. 1,000 exact-decimal cases with 0 failures, 2,000 legacy comparisons within 2e-12, reproducible verification against the original. By Genyra LLC.

Fixed Decimal Arithmetic

Turn a human correction into a reusable, tested catalog procedure. Typed operator AST, deterministic interpreter, and a release gate that blocks plausible wrong rules.

Turn a desired crypto order into the best one that passes every exchange filter, in exact decimals

A deterministic TypeScript engine for AUD credit-card interest calculations, account replay, statement interest posting, and fixed or minimum repayment projections. Includes precise decimal arithmetic, tested examples, and comprehensive documentation.

Kotlin Multiplatform calculator engine with reactive StateFlow state, decimal arithmetic, configurable precision, operation precedence, and formatting helpers.

Compile arithmetic constraints into standard JSON Schema. Check exact decimal totals with ordinary validators.

AI-powered quotation intelligence microservice leveraging FastAPI, Pydantic schema enforcement, decimal-accurate pricing and tax computation, and bilingual (EN/AR) AI-driven email generation via an LLM abstraction layer. Features OpenAPI contracts, pytest-based CI validation, and Dockerized, cloud-native deployment for scalable CRM and sales automa

Python-based school fee reconciliation tool with CSV reporting, accurate monetary calculations, payment validation, and automated testing.

num7 - SUPREME PRECISION GENERAL PURPOSE ARITHMETIC-LOGIC DECIMAL LIBRARY PACKAGE FOR JAVA

This is Mike Cowlishaw's decNumber library that implements the General Decimal Arithmetic Specification in ANSI C. This specification defines a decimal arithmetic which meets the requirements of commercial, financial, and human-oriented applications. It also matches the decimal arithmetic in the IEEE 754 Standard for Floating Point Arithmetic.

Расчёт роялти во франчайзинговой сети: восемь схем из договоров коммерческой концессии, точная арифметика без плавающей точки, объяснение расчёта. TypeScript, без зависимостей.

Deterministic financial engine that forecasts 90-day cash flow, reconciles multi-currency transactions, detects recurring payments, calculates safe spending room, and evaluates installment plans using exact Decimal math and zero LLM calls.

Health status of a Collateral Arrangement: a pure, zero-dependency TypeScript domain library