Mars and Its Canals

CHAPTER II. DIFFERENCES, INTERPOLATION, AND DEVELOPMENT. NOTES AND

REFERENCES.

CHAPTER III. THE METHOD OF LEAST SQUARES. Section I. Mean Values of

Quantities. II. Determination of Probable Errors. III. Equations of Condition. NOTES AND REFERENCES.

PART II. THE FUNDAMENTAL PRINCIPLES OF SPHERICAL ASTRONOMY

CHAPTER IV. SPHERICAL COÖRDINATES. Section I. ...