SI
SI
discoversearch

We've detected that you're using an ad content blocking browser plug-in or feature. Ads provide a critical source of revenue to the continued operation of Silicon Investor.  We ask that you disable ad blocking while on Silicon Investor in the best interests of our community.  If you are not using an ad blocker but are still receiving this message, make sure your browser's tracking protection is set to the 'standard' level.
Strategies & Market Trends : 2026 TeoTwawKi ... 2032 Darkest Interregnum -- Ignore unavailable to you. Want to Upgrade?


To: maceng2 who wrote (196129)2/11/2023 6:32:28 AM
From: TobagoJack1 Recommendation

Recommended By
marcher

  Read Replies (1) | Respond to of 217549
 
Re <<To get any work done these days, you need science, engineering and technology>>

... have at it, the magical abacus en.wikipedia.org

addition, subtraction, multiplication, division, square root, cube root calculations ...




























To: maceng2 who wrote (196129)2/11/2023 7:31:28 AM
From: Logain Ablar  Read Replies (1) | Respond to of 217549
 
The slide rule, a basic requirment for my chemistry classes. Sadly after watching that video I've forgotten the basics.