OEA International, Inc. Specilizes in mathematical modeling of complex systems for almost anything. It roots are in three dimensional mathematical modeling of interconnect modeling for integrated circuits since 1988. OEA International, Inc. introduced the first publicly available three dimensional Capacitance, Inductance Resistance simulator which was presented in International Solid State Circuits Conferance in 1988 by Dr. Osman Ersed Akcasu. OEA International, Inc. has many firsts in mathematical modeling in many different areas. Please visit our home site to see more than 20 Integrated circuit design related products in our product portfolio.In 2012, OEA International, Inc. decided to be in application products for smart phone and computer tablets. 24 products, which are all related to unmatched accuracy of predicting the location of the sun, moon and planets anywhere, any date, on the globe. Another unmatched capability of the products are in the area of atmospheric attenuation and scattering of the sunlight. Combining these with navigational and mapping capabilities resulted in 24 very unique and sophisticated smartphone and tablet applications.Since 2012 these navigational grade products which are supported in 39 languages sold in more than 109 countries. In large numbers.