University Survey
- guydarryl
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Re: University Survey
Done - O level and log tables for me
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- slinger
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Re: University Survey
I remember on my Maths 'O' Level paper there was a note stipulating that electronic calculators must NOT be used. By the time my son took his the note had changed to say that calculators MUST be used.
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Re: University Survey
I still have my Sinclair Scientific, last time I powered up it worked, sort of because I can't remember the Polish notation it required to make it any use! The first pocket calculator was released in 1972, the year after I took my O Levels so there was no possibility of my using one.
- guydarryl
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Re: University Survey
Is it inverse Polish notation?
If so, then:
2 x 2 =
Becomes:
2 + 2 x
If so, then:
2 x 2 =
Becomes:
2 + 2 x
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- guydarryl
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Re: University Survey
Brilliant display on the old Sinclair - I remember waving one around in the dark for a personal hippy light show
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- slinger
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Re: University Survey
Bloody Hell, I haven't thought about RPN in... I honestly don't know how long. I wonder if I wasn't misremembering as I must have taken my maths 'O' in '69 It must have been my maths 'A' paper that had that note. All I can remember about my first calculator is that it was blue/grey with a red led display and very few functions.Geoff.R.G wrote: ↑Tue Mar 10, 2020 11:06 amI still have my Sinclair Scientific, last time I powered up it worked, sort of because I can't remember the Polish notation it required to make it any use! The first pocket calculator was released in 1972, the year after I took my O Levels so there was no possibility of my using one.
Amps - NVA P50, AP30, A40, Stanislav Palo Tube Headphone Amp BB 85
Speakers - Monitor Audio Silver RX2
Cables - NVA LS1+LS3, SSC, Gotham S/PDIF, IBRA Optical
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Analogue - Pro-Ject Debut Carbon Esprit SB, Graham Slee Gram Amp 2 Phono
Cans - Grado SR80, ATH-M50X
Speakers - Monitor Audio Silver RX2
Cables - NVA LS1+LS3, SSC, Gotham S/PDIF, IBRA Optical
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- Fretless
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Re: University Survey
I remember having one of these, or something very similar.
You could program it to play a sort of moon-lander game.
You could program it to play a sort of moon-lander game.
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Re: University Survey
Spot on, I looked it up and your quite correct RPN it is, no I wonder where the calculator is hiding? I do remember it ate AAA batteries pretty quickly and my iPhone has a much superior calculator anyway.
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Re: University Survey
Something amiss there, if you did O levels in '69 the A levels would probably have been '71 and pocket calculators weren't around until '72.slinger wrote: ↑Tue Mar 10, 2020 2:06 pmBloody Hell, I haven't thought about RPN in... I honestly don't know how long. I wonder if I wasn't misremembering as I must have taken my maths 'O' in '69 It must have been my maths 'A' paper that had that note. All I can remember about my first calculator is that it was blue/grey with a red led display and very few functions.Geoff.R.G wrote: ↑Tue Mar 10, 2020 11:06 amI still have my Sinclair Scientific, last time I powered up it worked, sort of because I can't remember the Polish notation it required to make it any use! The first pocket calculator was released in 1972, the year after I took my O Levels so there was no possibility of my using one.