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Article Contents

ABSTRACT

1.1.INTRODUCTION

1.2.A QUICK LOOK AT GALAXY IMAGES

1.3.STELLAR POPULATION MODELS AND THEIR INGREDIENTS

1.3.1.Stellar evolution theory

1.3.2.Stellar libraries

1.3.3.The Initial Mass Function

1.3.4.Abundance ratios

1.4.STELLAR POPULATION ANALYSIS OF INDIVIDUAL GALAXIES

1.4.1.The age-metallicity degeneracy and luminosity weighting

1.4.2.Analysis using colors, and the role of extinction

1.4.3.Analysis using optical spectra

1.4.4.Star Formation Histories and the SSP

1.4.5.Learning about stellar populations using 2D spectroscopy

1.4.6.Stellar masses and the IMF in galaxies

1.4.7.Beyond the optical

1.4.8.Stellar population analysis from surface brightness fluctuations

1.5.THE USE OF SCALING RELATIONS

1.5.1.The color - relation

1.5.2.Stellar Population Analysis from Spitzer Colors

1.5.3.The fundamental plane of galaxies

6.STELLAR POPULATION GRADIENTS IN EARLY-TYPE GALAXIES

7.FUTURE PROSPECTS

REFERENCES