---
bibliography:
- 'solenoid.bib'
- 'physics.bib'
---

Introduction {#sec:intro}
============

The Magnetic Field of a Single Finite Continuous Solenoid {#sec:single-solenoid}
=========================================================

The Magnetic Field of a Ring of Identical Parallel Finite Continuous Solenoids {#sec:ring-of-solenoids}
==============================================================================

The Magnetic Field of an Hexagonal Array of Identical Parallel Continuous Solenoids {#sec:hex-array-of-solenoids}
===================================================================================

Conclusions {#sec:conclusions}
===========

Validation of the numerical calculations {#app-validation}
========================================

Adding up radial components $B_r$ from different solenoids {#app-adding-radial-components}
==========================================================

We thank Stephen Teithsworth for helpful discussions.
