Mathematical databases are specialized databases that are designed to store, organize, and provide access to mathematical data, including theorems, proofs, formulas, the results of computations, and other mathematical objects. They serve various purposes, such as aiding research, education, and collaboration among mathematicians and scientists.

Cantillation marks, also known as *tropes* or *ta'amei hamikra*, are symbols used in the written text of the Hebrew Bible to indicate musical notes and vocal inflections for the chanting of scripture. These marks guide the reader in how to properly recite the text during religious services, particularly in Jewish tradition.

Sheet music is a written representation of music that provides musicians with the notes, rhythms, and other musical instructions needed to perform a piece of music. It typically consists of staff lines and spaces where notes are placed to indicate pitch, as well as various symbols and markings that convey tempo, dynamics, articulation, and expression. Key elements of sheet music include: 1. **Staff**: The set of five horizontal lines on which notes are placed.

"Nuclear technology stubs" usually refer to short articles or entries related to nuclear technology that are considered incomplete or lacking in detail, particularly on platforms like Wikipedia. In the context of Wikipedia, a "stub" is a term used to describe an article that is too short to provide substantial coverage of a subject, and it invites contributors to expand upon it by adding more information, references, or context.

Nuclear chemistry is the branch of chemistry that deals with the study of the chemical and physical properties of elements that exhibit nuclear activity, the processes and interactions of atomic nuclei, and the behavior of radionuclides. This field encompasses a variety of topics, including: 1. **Radioactivity**: The study of unstable isotopes and their decay processes, including alpha, beta, and gamma decay.

The anti-nuclear movement encompasses a diverse array of activism and advocacy against nuclear weapons, nuclear power, and nuclear energy policies. This movement has manifested in various forms across different countries, each shaped by unique historical, political, social, and environmental factors. Here’s an overview of notable anti-nuclear movements by country: ### United States - **Historical Context**: The U.S.