{"id":30209,"date":"2023-12-07T09:03:28","date_gmt":"2023-12-07T09:03:28","guid":{"rendered":"https:\/\/masterskills.org\/blog\/fibonacci-vong-cung-fibonacci-arc-la-gi.html"},"modified":"2023-12-23T06:12:19","modified_gmt":"2023-12-22T23:12:19","slug":"fibonacci-vong-cung-fibonacci-arc-la-gi","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/fibonacci-vong-cung-fibonacci-arc-la-gi.html","title":{"rendered":"Fibonacci v\u00f2ng cung (Fibonacci Arc) l\u00e0 g\u00ec?"},"content":{"rendered":"
\n
\n
<\/div>
\n

H\u00ecnh minh h\u1ecda<\/p>\n<\/figcaption><\/figure>\n

Fibonacci v\u00f2ng cung<\/font><\/h2>\n

Kh\u00e1i ni\u1ec7m<\/b><\/p>\n

Fibonacci v\u00f2ng cung<\/b> trong ti\u1ebfng Anh l\u00e0 Fibonacci Arc<\/b>.<\/p>\n

Fibonacci v\u00f2ng cung<\/b> l\u00e0 m\u1ed9t n\u1eeda v\u00f2ng tr\u00f2n \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng t\u1eeb m\u1ed9t \u0111\u01b0\u1eddng n\u1ed1i gi\u1eefa \u0111i\u1ec3m cao nh\u1ea5t v\u00e0 th\u1ea5p nh\u1ea5t, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u01b0\u1eddng c\u01a1 s\u1edf.<\/p>\n

C\u00e1c cung n\u00e0y giao nhau v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf \u1edf m\u1ee9c 23,6%, 38,2%, 50%, 61,8% v\u00e0 78,6%. Fibonacci v\u00f2ng cung \u0111\u1ea1i di\u1ec7n cho c\u00e1c khu v\u1ef1c h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1 ti\u1ec1m n\u0103ng.<\/p>\n

N\u1ed9i dung<\/font><\/h3>\n

C\u00e1c cung d\u1ef1a tr\u00ean c\u1ea3 gi\u00e1 v\u00e0 th\u1eddi gian v\u00ec c\u00e1c cung s\u1ebd c\u00e0ng r\u1ed9ng th\u00ec \u0111\u01b0\u1eddng c\u01a1 s\u1edf c\u00e0ng d\u00e0i ho\u1eb7c c\u00e0ng h\u1eb9p th\u00ec c\u00e0ng ng\u1eafn. Fibonacci v\u00f2ng cung th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft n\u1ed1i hai \u0111i\u1ec3m gi\u00e1 quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec9nh (swing high) v\u00e0 \u0111\u00e1y (swing low).<\/p>\n

Kh\u00f4ng c\u00f3 c\u00f4ng th\u1ee9c chung n\u00e0o cho Fibonacci v\u00f2ng cung. Fibonacci v\u00f2ng cung giao v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf \u1edf 23,6%, 38,2%, 50%, 61,8% v\u00e0 78,6%. Nhi\u1ec1u bi\u1ec3u \u0111\u1ed3 ch\u1ec9 hi\u1ec3n th\u1ecb m\u1eb7c \u0111\u1ecbnh 38,2%, 50% v\u00e0 61,8%. V\u00f2ng cung Fibonacci l\u00e0 m\u1ed9t n\u1eeda v\u00f2ng tr\u00f2n, nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng v\u00f2ng tr\u00f2n \u0111\u1ea7y \u0111\u1ee7 n\u1ebfu mu\u1ed1n.<\/p>\n

C\u00e1ch v\u1ebd Fibonacci v\u00f2ng cung<\/font><\/h3>\n

Trong m\u1ed9t xu h\u01b0\u1edbng t\u0103ng, ta n\u1ed1i \u0111i\u1ec3m \u0111\u1ec9nh g\u1ea7n \u0111\u00e2y nh\u1ea5t (A) v\u1edbi \u0111i\u1ec3m c\u00f3 gi\u00e1 th\u1ea5p nh\u1ea5t \u0111\u00e1ng k\u1ec3 tr\u01b0\u1edbc \u0111\u00f3 (B). \u0110\u00e2y l\u00e0 \u0111\u01b0\u1eddng c\u01a1 s\u1edf (base line). L\u1ea5y \u0111i\u1ec3m A l\u00e0m t\u00e2m, ta v\u1ebd m\u1ed9t n\u1eeda v\u00f2ng tr\u00f2n ho\u1eb7c v\u00f2ng tr\u00f2n \u0111\u1ea7y \u0111\u1ee7 \u1edf c\u00e1c m\u1ee9c ph\u1ea7n tr\u0103m kh\u00e1c nhau.<\/p>\n

T\u01b0\u01a1ng t\u1ef1 \u0111\u1ed1i v\u1edbi xu h\u01b0\u1edbng gi\u1ea3m gi\u00e1, l\u1ea5y \u0111i\u1ec3m A l\u00e0 \u0111i\u1ec3m th\u1ea5p nh\u1ea5t l\u00e0m t\u00e2m c\u1ee7a v\u00f2ng cung.<\/p>\n

V\u00ed d\u1ee5, n\u1ebfu \u0111\u01b0\u1eddng c\u01a1 s\u1edf \u0111i t\u1eeb $10 \u0111\u1ebfn $20, th\u00ec \u0111\u01b0\u1eddng c\u01a1 s\u1edf d\u00e0i $10. V\u00f2ng cung s\u1ebd giao nhau \u1edf m\u1ee9c 23,6%, 50% v\u00e0 61,8%, c\u1ed9ng v\u1edbi b\u1ea5t k\u00ec m\u1ee9c n\u00e0o \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean. Ch\u1eb3ng h\u1ea1n nh\u01b0, 23,6% c\u1ee7a $10 l\u00e0 $2,36, v\u00ec v\u1eady v\u00f2ng cung s\u1ebd giao nhau \u1edf m\u1ee9c $20 – $2,36= $17,64 tr\u00ean bi\u1ec3u \u0111\u1ed3.<\/p>\n

H\u1ea1n ch\u1ebf c\u1ee7a Fibonacci v\u00f2ng cung<\/font><\/h3>\n

Fibonacci v\u00f2ng cung l\u00e0m n\u1ed5i b\u1eadt v\u00f9ng h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1 ti\u1ec1m n\u0103ng, nh\u01b0ng kh\u00f4ng c\u00f3 s\u1ef1 \u0111\u1ea3m b\u1ea3o n\u00e0o gi\u00e1 s\u1ebd d\u1eebng ho\u1eb7c \u0111\u1ea3o chi\u1ec1u \u1edf c\u00e1c m\u1ee9c n\u00e0y.<\/p>\n

C\u00e1c v\u00f2ng cung th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u00ecnh th\u1ee9c ph\u00e2n t\u00edch k\u0129 thu\u1eadt kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c m\u1eabu h\u00ecnh (chart pattern) v\u00e0 c\u00e1c ch\u1ec9 b\u00e1o (indicator) k\u0129 thu\u1eadt.<\/p>\n

V\u00ed d\u1ee5: c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c Fibonacci v\u00f2ng cung \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c v\u00f9ng h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1 ti\u1ec1m n\u0103ng, nh\u01b0ng \u0111\u1ee3i cho \u0111\u1ebfn khi gi\u00e1 t\u1ea1m d\u1eebng v\u00e0 sau \u0111\u00f3 b\u1eaft \u0111\u1ea7u \u0111\u1ea3o chi\u1ec1u tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n giao d\u1ecbch theo xu h\u01b0\u1edbng.<\/p>\n

(Ngu\u1ed3n tham kh\u1ea3o: Investopedia<\/i>)<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n Fibonacci v\u00f2ng cung (ti\u1ebfng Anh: Fibonacci Arc) l\u00e0 m\u1ed9t n\u1eeda v\u00f2ng tr\u00f2n \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng t\u1eeb m\u1ed9t \u0111\u01b0\u1eddng n\u1ed1i gi\u1eefa \u0111i\u1ec3m cao nh\u1ea5t v\u00e0 th\u1ea5p nh\u1ea5t, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u01b0\u1eddng c\u01a1 s\u1edf. Fibonacci v\u00f2ng cung \u0111\u1ea1i di\u1ec7n cho c\u00e1c khu v\u1ef1c h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1 ti\u1ec1m n\u0103ng.\n <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[417],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/30209"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=30209"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/30209\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=30209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=30209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=30209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}