Going Postal
MENU
  • Home ►
    • Contact
    • Privacy Policy
    • Blog
  • Politics ►
    • Authoritarianism
    • Capitalism
    • Communism
    • Conservatives
    • Elections
    • European Union
    • Labour
    • Peace
    • Socialism
    • Terrorism
    • War
    • US
  • Economics ►
    • Business
    • Finance
    • Trading
  • Science ►
    • Engineering
    • Geology
    • Health
    • Physics
    • Mathematics
    • Space
    • Technology
  • History ►
    • English Civil War
    • 18th Century
    • 19th Century
    • 20th Century
    • WW I
    • WW II
    • The Cold War
  • Literature ►
    • Biography
    • Book Reviews
    • Fiction
    • Mystery
    • Poetry
    • Satire
    • Thriller
  • Forums ►
    • Campaigning
    • Competitions
    • Culture
    • Current Affairs
    • Elections
    • GP Events
    • Media Shows & Appearances
    • Publishing
    • Welcome
  • Merchandise ►
    • Trump Mugs and Tee Shirts
    • Custom Mug
    • GP Mugs
    • GP Coasters
    • GP Books
    • GP Keyrings
  • Home
    • Contact
    • Privacy Policy
    • Blog
  • Politics
    • Authoritarianism
    • Capitalism
    • Communism
    • Conservatives
    • Elections
    • European Union
    • Labour
    • Peace
    • Socialism
    • Terrorism
    • War
    • US
  • Economics
    • Business
    • Finance
    • Trading
  • Science
    • Engineering
    • Geology
    • Health
    • Physics
    • Mathematics
    • Space
    • Technology
  • History
    • English Civil War
    • 18th Century
    • 19th Century
    • 20th Century
    • WW I
    • WW II
    • The Cold War
  • Literature
    • Biography
    • Book Reviews
    • Fiction
    • Mystery
    • Poetry
    • Satire
    • Thriller
  • Forums
    • Campaigning
    • Competitions
    • Culture
    • Current Affairs
    • Elections
    • GP Events
    • Media Shows & Appearances
    • Publishing
    • Welcome
  • Merchandise
    • Trump Mugs and Tee Shirts
    • Custom Mug
    • GP Mugs
    • GP Coasters
    • GP Books
    • GP Keyrings

RPN

Mathematics

Calculators and Reverse Polish Notation

7th November 2022 Going Postal 3723 Comments

At the end of September, Doc Mike Finnley posted an interesting article about early pocket calculators that caught my eye (I avoided reading any comments). I enjoyed his construction notes, given many of these older [more…]

Latest Articles

  • Can the BRICS Nations Lead Us to a Better World?
    17th July 2025 535 Comments
  • Postcard from Thailand Part I
    16th July 2025 2418 Comments
  • The cult of victimhood
    16th July 2025 2893 Comments
  • West Country Rides, Five
    15th July 2025 2643 Comments
  • Kill not cure: the economic prescriptions that failed
    15th July 2025 2620 Comments
  • Cruising to the Canaries – Part Two
    14th July 2025 2246 Comments
  • One out, all out – and none in
    14th July 2025 2598 Comments

GP on Twitter

Tweets by GoingPostalBlog

Elsewhere on GP

  • Focke-Wulf Fw 190, Part 2

    7th November 2019 3013 Comments
    I’m back again with the second part of this series about the Focke-Wulf Fw 190 – the Luftwaffe’s forgotten fighter. In the first part we covered the genesis of the Fw 190 and how the [more...]
  • Always Worth Saying’s Question Time Review

    21st May 2021 2462 Comments
    Question Time 20th May 2021 Panel: Nadhim Zahawi (Conservative) Nick Thomas-Symonds (Labour) Devi Sridhar (Academic) Richard Walker (Retailer) Harriet Green (Buisnesswoman) Venue: London & Edinburgh Never mind that, Puffins want to know about my toothache. [more...]
  • Why we Fight, Part One

    8th April 2025 1969 Comments
    The cool kids table at Davos has become a truly funny place as a tribe of self-anointed, self-credentialed, self-referential, and self-styled “elites” gather to discuss their eliteness and why it’s time that the rest of [more...]
  • Always Worth Saying’s Question Time Review

    4th October 2024 2167 Comments
    Question Time 3rd October 2024 The Panel: Ian Murray (Labour) Andrew Bowie (Conservative) Wendy Chamberlain (LibDems) Jenny Gilruth (SNP) Ian MacWhirter (Author & Coulmnist) Venue: Dundee Last time, QT Review HQ introduced Puffins to the [more...]
  • The Unseen Path – Part Twenty Five

    21st March 2018 1886 Comments
    She had called him straightaway, the excitement breaking into her voice as she told him the good news.  He said he would pop round when convenient for her. “Why any time, now if you want”? [more...]

Articles by Author

  • 70s_girl
  • 1642again
  • 10210ken
  • Æthelberht
  • Alexsandr too
  • Always Worth Saying
  • Ancient Mariner
  • Ang Ryman
  • Annie Dee
  • AW Kamau
  • Bark Kantatas
  • Barbican
  • Bassman
  • Bergen
  • Beware of Geeks bearing GIFs
  • Bill Quango MP
  • Blown Periphery
  • Bobo
  • Chrissie
  • Churchills Shark
  • Colin Cross
  • Colliemum
  • Columba Palumbus
  • Cynic
  • Dalester
  • DH
  • Dixie
  • DJM
  • Dorset Knob
  • Doxie
  • Dr Mike Finnley
  • EJ – Wankpuffin
  • El Cnutador
  • Emile Woolf
  • Eraser of Love
  • Foxoles
  • Gillygangle
  • Gmbd
  • Godfrey Bloom
  • Grimy Miner
  • GrumpyAngler
  • Guardian Council
  • Ivory Cutlery
  • James Dalton
  • Jethro
  • Jerry F
  • Jerry Mandarin
  • JimmySP
  • Jim Walshe
  • Joe Slater
  • Joe Williams
  • John Booth
  • John Tull
  • Jonathon Davies
  • Judas was paid
  • Katabasis
  • Kent
  • Kipper
  • LetEnglandShake
  • Lugosi
  • Madam Revenant
  • Martin Mezger
  • Mr QM
  • Nautilus
  • NeverUpToTheJob
  • Noix
  • Northern man
  • Oddanatomy
  • OldTrout
  • Ozymandias
  • Paul Wicker
  • Phil the test manager
  • Rat Catcher
  • RedBudgie
  • Reggie
  • Roger Ackroyd
  • Rookwood
  • Ross
  • SharpieType301
  • Shibusa
  • Sunshine & Showers
  • Sweaty Dave
  • Tachybaptus
  • The Black Swan
  • The Buttscratcher Jimmy
  • Tom Pudding
  • Verax Cincinnatus
  • Viciousbutfair
  • Vir Cantium
  • \/()43 |_|K19
  • well_chuffed
  • William
  • WorthingGooner
  • Wycombewanderer

Archives

Contribute to GP

If you wish to make a contribution small and often would be preferable. Paypal accepts all sorts of payment methods.




In Pictures

Meta
  • Log in
  • Entries feed
  • Comments feed
  • WordPress.org
Sitemap
  • Home
  • Bash 2025
  • About
  • Contact
  • Support and Subscriptions
  • Moderation philosophy and policy
  • Privacy Policy
  • Disqus Help Page

Copyright © 2025 | MH Magazine WordPress Theme by MH Themes