NASA bronnen, excuus is dat supercomputers kunnen niet overweg met een complexe bolvorm, zelfs the videogame figuren van je
smartphone hebben complexere vormen dan een bol.
Propagation of Electromagnetic Fields Over Flat Earth
http://www.arl.army.mil/arlreports/2001/ARL-TR-2352.pdfpage 9: based upon the signal having a single bounce on a flat Earth
http://www.arl.army.mil/arlreports/2009/ARL-TR-4998.pdfpage 1:
Trajectoryof Spinning Projectiles These equations assume a flat Earth.
http://www.arl.army.mil/arlreports/2010/ARL-TR-5118.pdfpage 2:
These equations assume a flat Earth
http://www.arl.army.mil/arlreports/2011/ARL-TR-5810.pdfpage 216:
"assuming a flat Earth"
http://tycho.usno.navy.mil/ptti/2007papers/paper21.pdfPage 1:
so that a flat-earth approximation provides the best estimate
http://www.arl.army.mil/arlreports/2001/ARL-TN-175.pdfPage 39:
model works over a flat earth
http://www.arl.army.mil/arlreports/2003/ARL-TR-2696.pdfpage 1:
transmission loss over flat earth
http://www.arl.army.mil/arlreports/2000/ARL-TR-2156.pdfpage 9:
input to a flat earth
http://www.arl.army.mil/arlreports/2003/ARL-MR-563.pdfpage 3:
The first is the Earth-fixed coordinate system, which is fixed to the Earth with a flat Earth assumption.
http://www.arl.army.mil/arlreports/2010/ARL-CR-650.pdfpage: 1
flat earth approximation provides the best estimate
http://www.arl.army.mil/arlreports/2002/ARL-TR-2683.pdfpage 32:
This model works well over a flat-earth
http://www.arl.army.mil/arlreports/2000/ARL-TR-1812.pdfpage 168:
equations of flat-earth trigonometry.
http://www.wsmr.army.mil/(...)andards/chapter2.pdfpage 8:
The Earth is flat and nonrotating.
http://www.navair.navy.mi(...)gRoom/NWC_TP5416.pdfpage 2:
"In this paper, the rigid body equations of motion over a flat
non-rotating earth "
https://ntrs.nasa.gov/arc(...).gov/20070030307.pdfpage 32:
"Lastly, the equations of motion for the zeroth-order problem of flight in a vacuum over a flat Earth are presented."
https://ntrs.nasa.gov/arc(...).gov/19940020279.pdfhttps://www.nasa.gov/centers/dryden/pdf/88507main_H-2179.pdfpage 14:
(2) A flat, nonrotating earth
https://ntrs.nasa.gov/arc(...).gov/19710018599.pdfpage 8:
the missile position in space is computed relative to a flat nonrotating earth.
https://ntrs.nasa.gov/arc(...).gov/20040008097.pdfpage:12
"aircraft flying in a stationary atmosphere over flat nonrotating earth"
https://www.nasa.gov/centers/dryden/pdf/88072main_H-1259.pdfpage 108:
aircraft flying over flat, nonrotating earth
https://ntrs.nasa.gov/arc(...).gov/19890005752.pdf page 126:
"The nonlinear equations of motion used are six-degree-of-freedom equations
sith stationary atmosphere and flat, nonrotating earth"
https://ntrs.nasa.gov/arc(...).gov/19890007066.pdfpage 2:
"The method is limited, however, to application where a flat, nonrotating earth"
https://ntrs.nasa.gov/arc(...).gov/19720012071.pdfpage 11:
"The nonlinear equations of motion used in this model are general six-degree-of-freedom equations representing the flight dynamics of a rigid aircraft flying in a stationary atmosphere over a flat nonrotating earth"
https://www.nasa.gov/centers/dryden/pdf/88248main_H-1777.pdfpage14:
a) The earth is flat and non-rotating.
https://ntrs.nasa.gov/arc(...).gov/19790005472.pdfpage 25:
The helicopter equations of motion are given in body axes with rerpect to
a flat, nonrotating Earth.
https://ntrs.nasa.gov/arc(...).gov/19810003557.pdfpage 13:
A model frequently used is that of a flat, nonrotating earth.
https://ntrs.nasa.gov/arc(...).gov/19650015408.pdfpage 19:
These equations assume a rigid vehicle and a flat, nonrotating Earth.
https://www.nasa.gov/centers/dryden/pdf/88733main_H-2465.pdfpage 9:
For aircraft problems, the state and measurement models together
represent the kinematics of a rigid body for
describing motion over a flat, nonrotating Earth
https://ntrs.nasa.gov/arc(...).gov/19880014378.pdfpage2:
In our minimum time-to-climb problem, the aircraft is modeled as a point mass and the flight trajectory is strictly
confined in a vertical plane on a non-rotating, flat earth.
https://ntrs.nasa.gov/arc(...).gov/20060053337.pdfpage 8:
All models are flat earth models with stations assumed to be at the earth’s surface.
https://pubs.usgs.gov/of/2002/0171/pdf/of02-171.pdfpage 3:
the program assumes a flat earth
ftp://ftp.ngdc.noaa.gov/hazards/publications/Wdcse-35.pdf
page 1:
a flat earth can be assumed
https://www.maricopa.gov/(...)onversion-Factor-PDFpage 3:
Calculations for a Flat Earth -Ionosphere Waveguide
https://www.gpo.gov/fdsys(...)371f0cfc8598744e.pdfLocation data are then fed into a flat-earth model
https://str.llnl.gov/str/Oct06/pdfs/10_06.1.pdfassumed to be an indentation in a flat earth's crust
https://pubs.usgs.gov/bul/1166a/report.pdfoscillating magnetic dipole over a continuously stratified flat earth is considered.
https://pubs.usgs.gov/bul/1166c/report.pdfPage 20 “Flat Earth”
https://www.cia.gov/libra(...)3R001343720008-3.pdfpage 3
"assuming a flatearth"
http://a2srl.engin.umich.(...)0/AIAA-2010-7930.pdfpage 3:
"dynamic equations based on the flat non-rotating earth"
https://journals.sagepub.com/doi/pdf/10.1177/1687814018799123