ARTICLE
|
doi:10.20944/preprints202012.0327.v1
Subject:
Medicine And Pharmacology,
Immunology And Allergy
Keywords:
Vaccine platform; papaya mosaic virus (PapMV); rod shape nanoparticle; influenza M2e; influenza nucleocapsid, sortase (SrtA).
Online: 14 December 2020 (12:24:44 CET)
REVIEW
|
doi:10.20944/preprints201901.0152.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
diamagnetic liquid surface; magnetic field; Moses Effect; interfacial tension; shape of the near-surface dip
Online: 15 January 2019 (11:42:05 CET)
ARTICLE
|
doi:10.20944/preprints201811.0263.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
thermal friction drilling; bushing density; bushing shape; bushing height; bushing volume ratio; bushing wall thickness
Online: 12 November 2018 (04:50:45 CET)
ARTICLE
|
doi:10.20944/preprints202404.1962.v1
Subject:
Biology And Life Sciences,
Plant Sciences
Keywords:
spotted leaf mutant; OsRPT5A; map-based cloning; cell death; defense response; reactive oxygen species
Online: 30 April 2024 (08:22:17 CEST)
ARTICLE
|
doi:10.20944/preprints202308.1852.v2
Subject:
Environmental And Earth Sciences,
Environmental Science
Keywords:
big leaf mahogany; distribution map; invasive species management; invasive alien plant species; Mt. Banahaw de Nagcarlan
Online: 30 August 2023 (04:59:39 CEST)
REVIEW
|
doi:10.20944/preprints201905.0330.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
gene expression; gene regulation; evolution; allele specific expression; eQTL; RNAseq; ChIPseq; chromatin; ATACseq; genotype-phenotype map
Online: 28 May 2019 (10:29:26 CEST)
ARTICLE
|
doi:10.20944/preprints201612.0078.v1
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
missing value imputation; machine learning; decision tree imputation; k-nearest neighbors imputation; self-organizing map imputation
Online: 15 December 2016 (08:27:13 CET)
ARTICLE
|
doi:10.20944/preprints202403.0896.v2
Subject:
Engineering,
Aerospace Engineering
Keywords:
Airfoil; Computational Fluid Dynamics (CFD); OpenFOAM; Class Shape Transformation (CST); Dataset; Aerodynamic Coefficients; Geometric Coefficients; Aerodynamics
Online: 19 March 2024 (01:27:39 CET)
ARTICLE
|
doi:10.20944/preprints202401.1376.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
Solar Shading Actuator; Shape Memory Alloy; Adaptive Building Technologies; Energy-efficient Building Systems; Climate-responsive Facades
Online: 18 January 2024 (11:51:40 CET)
ARTICLE
|
doi:10.20944/preprints202401.0579.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Consequent-pole; Ferrite magnet; Flared-shape structure; Genetic algorithm; Interior permanent magnet motor; Optimization; Permanent magnets
Online: 8 January 2024 (07:21:04 CET)
ARTICLE
|
doi:10.20944/preprints202109.0112.v1
Subject:
Engineering,
Marine Engineering
Keywords:
3D point Cloud Classification, 3D point Cloud Shape Completion,Auto-Encoders, Contrastive Learning, Self-Supervised Learning
Online: 6 September 2021 (18:00:28 CEST)
ARTICLE
|
doi:10.20944/preprints201812.0280.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Autoclaved Aerated Concrete (AAC), Compressive Strength, Shape and Size of Specimen, Moisture of AAC, Ultrasonic Testing
Online: 24 December 2018 (13:59:14 CET)
ARTICLE
|
doi:10.20944/preprints201609.0125.v2
Subject:
Chemistry And Materials Science,
Other
Keywords:
GaN ultraviolet photodetector; periodic trapezoid column-shape patterned sapphire substrate; responsivity; UV-to-visible rejection ratio
Online: 18 October 2016 (08:19:48 CEST)
ARTICLE
|
doi:10.20944/preprints202312.1533.v1
Subject:
Computer Science And Mathematics,
Geometry And Topology
Keywords:
metric space; presymmetric w-distance; basic p-contraction of Suzuki-type; p-contractive self map; fixed point
Online: 20 December 2023 (15:50:04 CET)
ARTICLE
|
doi:10.20944/preprints202312.1527.v1
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
Internet of Things (IoT); Data mining; Customer Preferences; Customer Satisfaction; Customer Segmentation; Self Organizing Map; Decision Tree
Online: 20 December 2023 (10:24:49 CET)
ARTICLE
|
doi:10.20944/preprints202307.0011.v2
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
Smart grid (SG); smart meter (SM); clustering; load pattern; self-organizing map (SOM); advanced metering infrastructure (AMI)
Online: 13 July 2023 (07:31:00 CEST)
ARTICLE
|
doi:10.20944/preprints202304.0520.v1
Subject:
Biology And Life Sciences,
Agricultural Science And Agronomy
Keywords:
archives; bio-inventories; aster yellow; Bavaria; DAMA protocol; geographic distribution; metabarcoding; phytopathogens; risk evaluation; risk heat map
Online: 18 April 2023 (10:58:39 CEST)
ARTICLE
|
doi:10.20944/preprints202204.0086.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Flood hazard; CaMa-Flood; Flood Map Viewer; Floodplain mapping; Flood risk; North American Regional Reanalysis; Property exposure
Online: 11 April 2022 (03:35:28 CEST)
ARTICLE
|
doi:10.20944/preprints202009.0257.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Face Detection; Kohonen Self-Organizing Feature Map(K-SOM); Skin Color Segmentation; K-Nearest Neighbour (KNN) Classifier
Online: 11 September 2020 (12:10:28 CEST)
ARTICLE
|
doi:10.20944/preprints201812.0069.v2
Subject:
Biology And Life Sciences,
Plant Sciences
Keywords:
chlorophylls; LC-MS-based proteomics; pea (Pisum sativum L.); proteome functional annotation; proteome map; seeds; seed proteomics
Online: 13 December 2018 (14:09:06 CET)
ARTICLE
|
doi:10.20944/preprints201809.0390.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
Ovarian Cancer; Features Classification; Self-Organizing Map; Optimal Neural Networks; Adaptive Harmony Search Optimization; Internet of Things
Online: 19 September 2018 (16:15:56 CEST)
ARTICLE
|
doi:10.20944/preprints202401.1139.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
axial compression; loss of stability; maximum and critical force; modified cross‐sectional shape; thin‐walled channel columns
Online: 15 January 2024 (16:48:05 CET)
ARTICLE
|
doi:10.20944/preprints202304.1181.v1
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
Polysiloxane liquid crystalline elastomer; Programmable shape morphing; Two-way network memory; Mechanical programming process; Two-step crosslinking
Online: 28 April 2023 (12:53:25 CEST)
ARTICLE
|
doi:10.20944/preprints202303.0236.v1
Subject:
Engineering,
Industrial And Manufacturing Engineering
Keywords:
Additive Manufacturing; Selective Paste Intrusion; Print Quality; Print Nozzle to Particle Bed Distance; Shape accuracy; 3D scanning
Online: 13 March 2023 (15:35:22 CET)
ARTICLE
|
doi:10.20944/preprints202208.0060.v1
Subject:
Chemistry And Materials Science,
Polymers And Plastics
Keywords:
multi-layer core corrugated sandwich panel; three-point bending; 3D printing; core shape; number of core layers
Online: 2 August 2022 (10:00:47 CEST)
ARTICLE
|
doi:10.20944/preprints202205.0136.v1
Subject:
Engineering,
Bioengineering
Keywords:
3D printing; microscopy; CAD; FDM; cell shape; cytoskeleton; tactile education; data visualization; modelling; Materialise Mimics; CiTo-3DP
Online: 10 May 2022 (10:10:24 CEST)
ARTICLE
|
doi:10.20944/preprints202204.0193.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
event-universe; dendrograms; hierarchic relational representation; dendrogramic dynamics; shape dynamics; stability of event-universe; arrow of time
Online: 21 April 2022 (07:56:21 CEST)
ARTICLE
|
doi:10.20944/preprints202311.0555.v1
Subject:
Environmental And Earth Sciences,
Atmospheric Science And Meteorology
Keywords:
internal year-to-year variability; anthropogenic aerosol radiative effects; decadal trend distributions; annual mean map with significance tests
Online: 8 November 2023 (13:56:53 CET)
ARTICLE
|
doi:10.20944/preprints201705.0014.v2
Subject:
Engineering,
Industrial And Manufacturing Engineering
Keywords:
onboard cloud detecion; region of interest compression; themodynamic phase; spectral angle map; markov random field; dynamic stochastic resonance
Online: 16 November 2017 (04:29:19 CET)
ARTICLE
|
doi:10.20944/preprints202401.1558.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
arc xenon lamp; optical radiation and spectra; electrodes surface shape; thorium evaporation; change of plasma characteristics; luminous efficacy
Online: 22 January 2024 (05:55:52 CET)
ARTICLE
|
doi:10.20944/preprints202112.0281.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
microturbine; turbojet; component maps; map scaling; off-design; transient simulation; aerial target; unmanned aerial vehicle; flight data; digital twin
Online: 16 December 2021 (16:10:05 CET)
ARTICLE
|
doi:10.20944/preprints202112.0234.v1
Subject:
Engineering,
Industrial And Manufacturing Engineering
Keywords:
submerged arc; heat resistant steel; square waveform welding; aggregate quality index; bay area; melting efficiency; process; model; process map
Online: 14 December 2021 (12:46:10 CET)
ARTICLE
|
doi:10.20944/preprints202308.1928.v1
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
crystallites in powders; Lamé's shape; X-ray sizes; Bertaut-Warren-Averbach; Normal distributions; Lognormal distribution; energy storage; energy optimization
Online: 29 August 2023 (08:46:51 CEST)
ARTICLE
|
doi:10.20944/preprints202305.1401.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
inverse finite element method; Shape sensing; Single-objective particle swarm optimization; Error correction model; Bayesian; Residual analysis; Fuzzy network
Online: 19 May 2023 (08:00:16 CEST)
ARTICLE
|
doi:10.20944/preprints201706.0006.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
fluorescence recovery after photobleaching; fluorescence correlation spectroscopy; single-particle tracking; supported lipid bilayers; membrane curvature engineering; diffusion; molecular shape
Online: 1 June 2017 (08:03:33 CEST)
ARTICLE
|
doi:10.20944/preprints202407.0918.v1
Subject:
Engineering,
Civil Engineering
Keywords:
smart monitoring; landslide detection; time-lapse images; photogrammetry; collapse detection; structure similarity index measure (SSIM); similarity map (SM); image processing
Online: 11 July 2024 (04:52:12 CEST)
REVIEW
|
doi:10.20944/preprints202306.2111.v1
Subject:
Public Health And Healthcare,
Public Health And Health Services
Keywords:
COVID-19; Post COVID syndrome; Concept map for management of long COVID; Health informatics; Public health; Management of long COVID
Online: 29 June 2023 (10:59:21 CEST)
ARTICLE
|
doi:10.20944/preprints202107.0046.v1
Subject:
Environmental And Earth Sciences,
Remote Sensing
Keywords:
urbanization; long-term settlement patterns; built-up land data; global human settlement layer; historical maps; topographic map processing; data integration.
Online: 2 July 2021 (10:03:54 CEST)
ARTICLE
|
doi:10.20944/preprints202405.0131.v1
Subject:
Physical Sciences,
Applied Physics
Keywords:
digital analyser; scintillator; photomultiplier tube (PMT); pulse shape discrimination (PSD); gamma spectrometry; monte Carlo (MC); VR-1 research reactor
Online: 2 May 2024 (10:13:33 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1863.v1
Subject:
Engineering,
Bioengineering
Keywords:
morphological effect; adjoint solver; shape sensitivity; computational fluid dynamics (CFD); mu-cus-tissue layer; vapor transport; wall absorption; Acetaldehyde; Benzene
Online: 29 March 2024 (13:16:42 CET)
ARTICLE
|
doi:10.20944/preprints202402.0901.v1
Subject:
Physical Sciences,
Applied Physics
Keywords:
neutron-gamma spectrometry; p-terphenyl scintillator; light output; pulse-shape discrimination (PSD); neutron efficiency; mono-energetic neutrons; digital-signal processing
Online: 16 February 2024 (08:51:51 CET)
ARTICLE
|
doi:10.20944/preprints202311.0594.v1
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
Self-reinforced composite (SRC); Ultra-high Molecular Weight Polyethylene (UHMWPE); in situ heating; nanostructure; SAXS-WAXS; Shape Memory Effect (SME)
Online: 9 November 2023 (07:44:07 CET)
ARTICLE
|
doi:10.20944/preprints202204.0190.v2
Subject:
Engineering,
Architecture, Building And Construction
Keywords:
Delphi methods; consensus decision analysis; building sustainability plan and design; Cambodia urban buildings; sustainable site selection; sustainable building shape design
Online: 5 May 2022 (08:05:09 CEST)
ARTICLE
|
doi:10.20944/preprints202301.0032.v1
Subject:
Computer Science And Mathematics,
Computer Vision And Graphics
Keywords:
Minkowski Pythagorean Hodograph Curve; Rational Rotation Minimizing Frame; Euler-Rodrigues Frame; Split Quaternion Polynomial; Minkowski-Hopf Map; Type (n, m) Curve
Online: 3 January 2023 (11:36:33 CET)
ARTICLE
|
doi:10.20944/preprints202105.0396.v1
Subject:
Environmental And Earth Sciences,
Atmospheric Science And Meteorology
Keywords:
ensemble modelling; seafloor mapping; sediment change analysis; seafloor sediment distribution; North Sea; seafloor classification; acoustic mapping; small sample size; ensemble map
Online: 17 May 2021 (16:58:50 CEST)
ARTICLE
|
doi:10.20944/preprints202308.0322.v1
Subject:
Engineering,
Other
Keywords:
object‐level SLAM; RBPF‐SLAM; shape‐based pose estimation; undelayed initialization; IMU/camera fusion; tightly coupled; coarse‐to‐fine pose estimation
Online: 3 August 2023 (10:33:25 CEST)
REVIEW
|
doi:10.20944/preprints202202.0280.v2
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Standard and Multi-Level Models; Wigner-Segal method; quark matter; generations of quarks and leptons; chronometric proton’s wave function; proton shape
Online: 20 April 2022 (09:10:20 CEST)
ARTICLE
|
doi:10.20944/preprints202401.0341.v2
Subject:
Environmental And Earth Sciences,
Remote Sensing
Keywords:
LiDAR, terrestrial laser scanning, hydrological analysis, electrical resistivity, seismic refraction, photogrammetry, GIS, near-surface geophysics, close-range remote sensing, risk map, archaeology, multi-data integration, heritage conservation, Peru
Online: 8 January 2024 (11:35:45 CET)
ARTICLE
|
doi:10.20944/preprints202311.0961.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Queueing-inventory system; Catastrophe; Negative customer; (s,S)-type policy; (s,Q)-type policy; Matrix geometric method; MAP arrival; Phase-type distribution
Online: 15 November 2023 (10:06:03 CET)
HYPOTHESIS
|
doi:10.20944/preprints202010.0199.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
CRISPR interference; error-prone polymerase chain reaction; ribosomal proteins; ribosome; viability assay; Bacillus subtilis; Escherichia coli; sequence space; conformational space; mutational map
Online: 9 October 2020 (12:24:14 CEST)
ARTICLE
|
doi:10.20944/preprints202311.1385.v1
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
machine learning: classification; support vector machines; random forest classifier; outlier detection; feature selection; data augmentation; hand shape recognition; sign language; virtual reality
Online: 22 November 2023 (05:51:51 CET)
ARTICLE
|
doi:10.20944/preprints202404.0169.v1
Subject:
Environmental And Earth Sciences,
Atmospheric Science And Meteorology
Keywords:
PM10 pollution; local meteorological pattern; synoptic circulation type; self-organising map (SOM); air pollution conduciveness; data clustering; data visualisation; open-cut mining valley
Online: 2 April 2024 (07:42:50 CEST)
ARTICLE
|
doi:10.20944/preprints202109.0368.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
quantum black holes; entropic gravity; the black hole information paradox; Shannon entropy; Delaunay triangulation; black hole quantum statistics; logistic function/map; exotic ℝ4
Online: 25 November 2021 (11:12:36 CET)
ARTICLE
|
doi:10.20944/preprints202407.0911.v1
Subject:
Computer Science And Mathematics,
Mathematical And Computational Biology
Keywords:
D-EMG Signal; Histogram Analysis; Largest Lyapunov Exponent (LLE); Non Stationarity Test; Phase Space Reconstruction; Recurrance Quantification Analysis (RQA); Surrogate Data Analysis; 3D Poincare Map
Online: 11 July 2024 (04:52:24 CEST)
ARTICLE
|
doi:10.20944/preprints202208.0299.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
dispersion management; mid-span spectral inversion; dispersion map; optical phase conjugator; residual dispersion per span; random distribution; chromatic dispersion; nonlinear Kerr effect; wavelength division multiplexed
Online: 17 August 2022 (04:17:45 CEST)
ARTICLE
|
doi:10.20944/preprints202209.0160.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
Strain gauge load cell; machine design; axial force measurement; force test bench; shape optimiza-tion; finite element method (FEM); Wheatstone bridge; amplifier circuit; calibration test
Online: 13 September 2022 (05:47:32 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Lie Groups Thermodynamics; Lie Group Machine Learning; Kirillov Representation Theory; Coadjoint Orbits, Moment Map; Covariant Gibbs Density; Maximum Entropy Density; Souriau-Fisher Metric; Generalized Casimir Invariant Function
Online: 6 March 2020 (02:49:26 CET)
ARTICLE
|
doi:10.20944/preprints202306.1645.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
smooth horizontal tube; evaporation heat transfer; evaporative heat transfer; flow boiling; heat transfer; heat transfer coefficient; pressure drop; low temperature; dry-out; flow pattern map; flow regimes; R744
Online: 23 June 2023 (08:30:40 CEST)
ARTICLE
|
doi:10.20944/preprints201803.0021.v2
Subject:
Environmental And Earth Sciences,
Remote Sensing
Keywords:
map processing; retrospective landscape analysis; visual data mining, image retrieval, low-level image descriptors, color moments, t-distributed stochastic neighborhood embedding, USGS topographic maps, Sanborn fire insurance maps
Online: 17 April 2018 (09:23:37 CEST)
ARTICLE
|
doi:10.20944/preprints201608.0078.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Lie Group Thermodynamics; Moment map; Gibbs Density; Gibbs Equilibrium; Maximum Entropy; Information Geometry; Symplectic Geometry; Cartan-Poincaré Integral Invariant; Geometric Mechanics; Euler-Poincaré Equation; Fisher Metric; Gauge Theory; Affine Group
Online: 21 September 2016 (06:13:21 CEST)
ARTICLE
|
doi:10.20944/preprints202404.1500.v1
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
phase change material; shape-stabilized n-octadecane; red-mud carbon foam; advanced cement boards; advanced gypsum boards; density measurements; thermal conductivity; environmental chamber; electromagnetic interference shielding
Online: 23 April 2024 (05:25:36 CEST)
ARTICLE
|
doi:10.20944/preprints202405.0692.v1
Subject:
Physical Sciences,
Applied Physics
Keywords:
Solar energy; Yemen; Analytical Hierarchy Process (AHP); Geographic Information System (GIS); Suitability analysis; Site selection; Criteria weighting; Class weighting; Weighted overlay; Suitability map; Optimal areas; Sustainable development; Best-Worst method (BWM)
Online: 13 May 2024 (03:22:07 CEST)
ARTICLE
|
doi:10.20944/preprints201709.0170.v1
Subject:
Business, Economics And Management,
Business And Management
Keywords:
business sustainability; research and development (R&D); multiple criteria decision-making (MCDM); financial objective; variable-consistency dominance-based rough set approach (VC-DRSA); internetwork relationship map (INRM); directional flow graph (DFG)
Online: 30 September 2017 (06:19:43 CEST)
REVIEW
|
doi:10.20944/preprints202303.0126.v1
Subject:
Medicine And Pharmacology,
Pathology And Pathobiology
Keywords:
sarcoidosis; Mycobacterium avium ss. paratuberculosis; MAP; non-caseating granuloma; caseating granuloma; Blau syndrome; early onset sarcoidosis; Crohn’s disease; cell wall deficient (CWD); L-form; Mycobacterium tuberculosis; acid-fast bacilli; SLC11a1 (NRAMP1); NOD2 (CARD15)
Online: 7 March 2023 (03:46:55 CET)
REVIEW
|
doi:10.20944/preprints202209.0139.v1
Subject:
Medicine And Pharmacology,
Immunology And Allergy
Keywords:
Bacillus Calmette-Guérin (BCG); tuberculosis; Non-tuberculous mycobacteria (NTM); nonspecific effects; Trained Immunity; Type 1 Diabetes; Multiple Sclerosis; Parkinson’s Disease; Alzheimer’s disease; Mycobacterium avium ss. paratuberculosis (MAP); molecular mimicry; Global Burden of Disease
Online: 12 September 2022 (09:36:16 CEST)
REVIEW
|
doi:10.20944/preprints202402.0632.v2
Subject:
Medicine And Pharmacology,
Other
Keywords:
Mycobacterium avium ss. paratuberculosis (MAP); Human endogenous retrovirus; HERV; Type 1 Diabetes; Multiple Sclerosis; Rheumatoid Arthritis; Amyotrophic lateral sclerosis (ALS); Alzheimer’ s disease (AD); Parkinson’ s disease (PD); Glioblastoma; Bromoepiandrosterone (BEA); Temelimab; BNN27
Online: 19 February 2024 (16:27:10 CET)
ARTICLE
|
doi:10.20944/preprints202401.1269.v1
Subject:
Computer Science And Mathematics,
Discrete Mathematics And Combinatorics
Keywords:
Geometry; Graph Theory; Four Color Map Theorem; K5 Non-Planarity; Kissing Number Problem; Planar Graphs; Visual Representation; Contradiction Proofs; Coloring; Mathematical Connections
Online: 17 January 2024 (04:25:38 CET)
ARTICLE
|
doi:10.20944/preprints202312.1236.v1
Subject:
Environmental And Earth Sciences,
Geophysics And Geology
Keywords:
Cross “ 十” shape Ocean-Plate Whirlpool; double whirl arms; Hint Black Hole (HBH); Anthropocene; the planet Mars; supercontinent;
golden law of geometrical; progression of ladder pagoda
golden law of geometrical; progression of ladder pagoda
Online: 18 December 2023 (08:33:04 CET)