Humans have a remarkable ability to think about the future. Our abilities to think about the future are essential for the level of goal construction, planning, and execution of plans that is only observable in humans. Thinking about the future has also been found to be important for the development of sense of self and for health and well-being. In spite of the importance of future-oriented tho...

Building industry as one of the greatest industries in Iran comprises a significant share of waste generation in the country. Since a large quantity of the generated construction waste is buried due to the lack of a recycling protocol, it leads to an undesired waste of resources and causes severe environmental issues. This paper provides a study on the problem of material loss/construction wast...

This is a case study in problem-solving, representing part of a program of research on complex information-processingsystems. We have specified a system for finding proofs of theorems in elementary symbolic logic, and by programming a computer to these specifications, have obtained empirical data on the problem-solving process in elementary logic. The program is called the Logic Theory Machine ...

People inhabit a variety of spaces, the space of the body, the space around the body, the space of navigation. They also create spaces to promote cognition, communication, and collaboration. People’s mental representations of each of these spaces differ, and differ systematically from Euclidean space. Instead people’s conceptions reflect their perception of and action in each space.

"I WOULD LIKE TO SAY TO THE DILIGENT READER OF MY WRITINGS AND to others who are interested in them that I am not at all concerned with appearing to be consistent. In my search after Truth I have discarded many ideas and learnt many new things. Old as I am in age, I have no feeling that I have ceased to grow inwardly or that my growth will stop at the dissolution of the flesh. What I am concern...

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