Calvin Howell may refer to different individuals depending on the context. One prominent figure is Calvin Howell, a renowned American physicist known for his work in the field of physics and his contributions to educational initiatives. He has been involved in various academic and research projects.

Camera resectioning, often referred to as camera pose estimation or camera calibration, is a computer vision technique used to determine the orientation and position of a camera in relation to a scene. It involves estimating the parameters that describe the camera's intrinsic (internal characteristics of the camera, such as focal length and lens distortion) and extrinsic (position and orientation in space) properties.

A cam follower is a type of mechanical device used in conjunction with a cam to convert rotary motion into linear motion. It consists of a follower that tracks the contour of a cam profile, which is usually designed to provide specific motion characteristics. Cam followers are commonly found in various applications, including engines, manufacturing machinery, and automation systems. **Key Features of Cam Followers:** 1. **Components:** A cam follower typically has a spherical or cylindrical roller that makes contact with the cam surface.

Canadian anti-nuclear weapons activists are individuals and groups in Canada who advocate against the proliferation and use of nuclear weapons. Their efforts are motivated by concerns over the potential catastrophic consequences of nuclear warfare, environmental impacts, and ethical considerations regarding the possession and potential use of such weapons. These activists typically engage in a variety of activities, which can include: 1. **Public Education and Awareness**: They work to raise awareness about the dangers of nuclear weapons through campaigns, educational events, and community outreach.

George Boole (1815–1864) was an English mathematician, logician, and philosopher, best known for his work in the fields of algebra and logic. He is regarded as one of the founders of symbolic logic and made significant contributions to mathematics, particularly in the area of what is now called Boolean algebra. Boolean algebra is a branch of algebra that deals with binary values (true and false, often represented as 1 and 0).

"Canadian physical chemists" refers to scientists in Canada who specialize in physical chemistry, a branch of chemistry that deals with the study of how matter behaves on a molecular and atomic level, incorporating concepts from physics to explain chemical phenomena. Physical chemists often explore the principles behind chemical reactions, the properties of molecules, and the thermodynamics of chemical systems, among other topics. In Canada, physical chemists can be found in various academic institutions, research organizations, and industries.

Cannelure refers to a groove or groove-like feature, often seen on the surface of bullets or casings in firearms and ammunition. These grooves are typically applied to the bullet to serve specific purposes, such as: 1. **Crimping**: The cannelure allows for a crimping process to hold the bullet securely in place within the cartridge case. This helps prevent movement of the bullet under recoil or during handling and ensures consistent performance.

Cantor's theorem is a fundamental result in set theory proposed by the mathematician Georg Cantor. It states that for any set \( S \), the set of all subsets of \( S \), known as the power set of \( S \) (denoted as \( \mathcal{P}(S) \)), has a strictly greater cardinality (size) than the set \( S \) itself.

Capping inversion is a phenomenon that can occur in various contexts, such as in finance or project management, but it is most commonly associated with the concept of capitalization in investment and financial contexts. However, without more specific context, it’s challenging to provide a precise definition. 1. **Finance and Investment Context**: In finance, "capping" often refers to limiting the maximum potential of an investment or the growth of financial returns.

George David Birkhoff (1884–1944) was an American mathematician known for his significant contributions to various areas of mathematics, particularly in dynamical systems, topology, and the field of mathematical aesthetics. He is perhaps best known for Birkhoff's theorem in the context of general relativity and for his work in ergodic theory.

Carl Gustav Hempel (1905–1997) was a German philosopher known for his significant contributions to the philosophy of science. He is best known for his work on the logic behind scientific explanations and the problem of induction. Hempel's most notable contributions include the "deductive-nomological" model of explanation, which stipulates that scientific explanations can be understood as a deductive argument where a phenomenon is derived from general laws and specific initial conditions.

Carl Hintze was a German economist known for his work in the field of economic theory and for being associated with the development of ideas around social market economy.

Provability logic is a branch of mathematical logic that studies formal systems of provability. Specifically, it deals with the properties and behaviors of provability predicates, which are statements or operators that express the idea that a certain statement is provable within a given formal system. One of the most prominent systems within provability logic is known as Gödel's provability logic, often represented by the modal system \( GL \) (Gödel-Löb logic).

Carole Ann Haswell is not a widely recognized public figure in the realms of politics, entertainment, science, or literature, at least in data available up to October 2021. It is possible she is either a private individual, a professional in a specialized field, or has gained recognition after that date.

Carolina Araujo is a Brazilian mathematician known for her work in algebraic geometry, particularly in the study of singularities and algebraic varieties. She has contributed significantly to various aspects of mathematics, including the understanding of how geometric properties relate to algebraic structures. Araujo has published research in academic journals and has been involved in collaborative projects within the mathematical community.

Carolyn A. Maher is a notable figure in the field of mathematics education, particularly known for her work in mathematics teaching and learning, as well as her research on students' understanding of mathematical concepts. She is a professor at Rutgers University and has been involved in various educational initiatives aimed at improving mathematics instruction and understanding among students. Maher is recognized for her contributions to the development of pedagogical methods that enhance critical thinking and problem-solving skills in mathematics.

The carotid sinus nerve, also known as the nerve of Hering, is a small branch of the glossopharyngeal nerve (cranial nerve IX). It plays a significant role in the regulation of cardiovascular function. Here's an overview of its key features and functions: 1. **Location**: The carotid sinus nerve primarily innervates the carotid sinus, which is a dilation located at the bifurcation of the common carotid artery into the internal and external carotid arteries.

George Kempf is not a recognized public figure or topic that is widely known as of my last update in October 2023.

The Casson invariant is an important concept in the field of 3-manifold topology, particularly in relation to the study of oriented homology 3-spheres. It is a topological invariant associated with a 3-manifold that provides a measure of the manifold's structure, particularly focusing on the presence of certain types of surfaces and knots within the manifold.

Catallactics is a branch of economics that studies the processes of exchange and the formation of prices in markets. The term is derived from the Greek word "catallaxis," which means "exchange" or "the act of exchanging." It is primarily concerned with how goods and services are exchanged in a market economy and how various factors influence supply and demand, price formation, and market behavior.