Recent content by Brian Preece

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    I What is the experience of a photon?

    Thank you for your reply, I have seen one or two related discussions since posting this one. The concept of a photon is certainly interesting. Please close this discussion, as the topic has been thoroughly answered.
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    I What is the experience of a photon?

    [FONT=Calibri]I’m watching TV. An excited electron in an LED in the screen falls back to its normal energy state, releasing a quantum of electromagnetic energy in the form of a photon. Let’s call this event ‘A’ (x1, y1, z1, t1). The wave packet of this photon fills the universe (quantum...
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    B How many numbers are there between 0 and 1

    The problem I have goes back to Newton and calculus. The derivation of dx/dy uses to the statement that delta x and delta y (within the limit) go to zero. They never actually equal zero. It is for this reason that I contend that the number line is not a continuum. In the decimal system 1/3 is an...
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    B How many numbers are there between 0 and 1

    My background is in engineering. In this discipline the numberline is quantised as it refers to quantities (integer), or dimensions, which are quantised by tolerances similar to the above definition (even if we commonly use an approximation of pi). It is also currently the accepted theory that...
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    B How many numbers are there between 0 and 1

    The definition of a number on the decimal number line from British Standard 1959 (if my memory serves me right) says that a number occupies a range of values, on the number line, between -50% and +49% of the least significant digit and so each number is separated from its neighbour by 1% of the...
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    What are some basic calculus concepts I should review?

    Thanks for your reply, Wrichik. Apologies for this late entry, but I am retired and so don't have much time. I am going to start a conversation regarding calculus. Wish me luck.
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    What are some basic calculus concepts I should review?

    Hi, I am Brian, new to the forum. It has been a long time since graduation and I am a bit rusty on some of the science and maths. So I will be asking some basic questions.
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