Tam Thức includes Thái Ất thần số, Lục Nhâm and Kỳ Môn Độn Giáp. All three use a rotating heaven plate and a fixed earth plate, taking the Bát Quái (Eight Trigrams) and the 64 hexagrams as their foundation, but Thái Ất leans toward the fate of the nation and warfare, Lục Nhâm toward human affairs, and Kỳ Môn toward military strategy and directional positioning.
Tam Thức covers Thái Ất, Lục Nhâm and Kỳ Môn. This piece traces how it reached Vietnam and asks what is history and what is legend around Nguyễn Bỉnh Khiêm.
Thái Ất Thần Số, one of the Tam Thức arts, read the fate of the state and natural disasters: the board, Host and Guest, and the accumulated-year count.
Lục Nhâm is an ancient divination method in the Tam Thức group. Learn how Đại Lục Nhâm builds a chart: Thien Ban, Tứ Khóa, Tam Truyền, and Thiên Tướng.
Bát Môn in Kỳ Môn Độn Giáp covers the eight gates Huu, Sinh, Thuong, Do, Canh, Tu, Kinh and Khai, their trigram and element origins, and which favor a matter.
Solar terms set Yang Dun or Yin Dun, and the fu tou day sets the yuan. This guide covers ju numbers, super spirit and qi continuation, Zhi Fu and Zhi Shi.
Lục Nhâm lesson types (khóa thể) name each chart, set by the four lessons, three transmissions and stem-branch ties; a chart is named by combining several.
A Lục Nhâm course type names a chart by the overcoming relations among its four courses. The four base types are Nguyên Thủ, Trùng Thẩm, Tri Nhất, Thiệp Hại.
The same parents' years match on one site and clash on another because each site compares a different part of can chi: heavenly stem, branch or nạp âm.
A palace on a Tử Vi chart is read with its tam hợp, opposite, nhị hợp and flanking palaces. What four Vietnamese Tử Vi books say and where they differ.
Hoa Cái is the Mộ character of the tam hợp, always on Thìn Tuất Sửu Mùi. This analysis covers its placement and its links to art, religion and scholarship.
Vesak marks the birth of Shakyamuni Buddha, and its date differs between Theravada and Mahayana traditions. The bathing ritual symbolizes inner purification.
Vietnam's 'tam linh' shifted from 20th-century dictionary meanings, and researchers now define 'spiritual tourism' through the post-Doi Moi religious market.
Goat year meeting Đinh Mùi 2027: table of nạp âm, tuổi mụ, ruling stars, Kim Lâu, Tam tai for each birth year from 1943 to 2015, with where schools differ.
Checking ages for building a house in 2027 Đinh Mùi: how Kim Lâu, Hoang Ốc and Tam Tai are calculated, and why an age can break one and not the others.
Thủy Hỏa Ký Tế (No. 63) is the only hexagram with all six lines in correct position and paired. It teaches small success and a good start but chaotic end.
132 things to avoid and practical notes for Vietnamese offering rites, across 38 rite types, one sentence per row in three languages with the rite, region, tradition, type and source page addresses. Taken only from reviewed procedure rows; it describes custom according to the sources and prescribes nothing.
155 types of Vietnamese offering rites in 15 groups, from ancestor and death-anniversary rites, Tết and the festivals of the year to funerals, communal houses and temples, and the rites of ethnic communities; each with alternative names, timing, recipients, a short description, classification axes (cycle, social setting, beings worshipped, tradition, ethnic group, cultural region), a structured date and sourced passages on its customs. It is the key table for Nhật Nguyệt's datasets on offering prayers and rite customs.
407 rows of offering procedures: each row is how one rite is performed in one region within one tradition, with timing, place of offering, officiant, offerings with catalogue codes, order of steps, things to avoid and practical notes, plus the addresses of the source pages or the titles of source books. Where sources disagree is recorded in the ghi_chu column.