The readability model for natural and artificial languages

This paper describes the model which allows an estimation of the readability factor of texts written in natural language or programs coded in syntax of programming languages. Only font styles are considered in this model. The destination of the model is improving readability. It can get though change font style. Several samples of text written in natural language have been used to estimation of the readability factor. Then these factors for given texts have been increased or reduced though intentional change font style. Studies have shown that deliberately changing the font style has a visible effect on improving readability or significantly lowering it.