div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentsinreader042viewer2022020321568bdd681a28ab2034b5b406html5page1jpg target=_blank img data-url=documentfundamentals-56e13a8045a43htmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Fundamentals loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsinreader042viewer2022020321568bdd681a28ab2034b5b406html5thumbnails1jpg width=140 height=200 adivpthe genesis ofp pis the commencement offour wallsp parchitecturepdiv