Gielisova transformace logaritmické spirály

L Spíchal - Pokroky matematiky, fyziky a astronomie, 2020 - dml.cz
Logaritmická spirála byla od okamžiku svého objevu studována z mnoha různých pohledů.
Prvotní fascinace matematiků, z nichž někteří věnovali logaritmické spirále značnou část …

[PDF][PDF] Nature Inspired Fibonacci sequence microstrip patch antenna for energy harvesting applications

A Meena, A Garhwal, K Ray - Int. J. Recent Technol. Eng.(IJRTE), 2019 - researchgate.net
In this paper, design and simulation of Nature Inspired Fibonacci sequence golden spiral
antenna is presented. It is based on the snail's shell structure which is frequently found in …

[PDF][PDF] Gielis transformation of the Archimedean spiral

L SPÍCHAL - Kragujevac Journal of Mathematics, 2025 - researchgate.net
1. Introduction Gielis transformations of curves were originally introduced in connection with
the modelling of shapes of various biological objects, eg, flowers, fruits, an arrangement of …

Compact Triple-Band Antenna Based on Fibonacci Sequence for Wi-Fi/LTE-A/5G Below 6GHz Applications in IoT Devices

DTT Tu, N Van Tan, NV Hung - 2019 6th NAFOSTED …, 2019 - ieeexplore.ieee.org
In this paper, eight Fibonacci-sequence slots are etched into a circular radiator in order to
make a multi-wide band antenna. Combined with shorting pin, the proposed antenna gets a …