.right>.direct-chat-text::after,.direct-chat-lightblue .right>.direct-chat-text::before{border-left-color:#3c8dbc}.direct-chat-navy .right>.direct-chat-text{background:#001f3f;border-color:#001f3f;color:#fff}.direct-chat-navy .right>.direct-chat-text::after,.direct-chat-navy .right>.direct-chat-text::before{border-left-color:#001f3f}.direct-chat-olive .right>.direct-chat-text{background:#3d9970;border-color:#3d9970;color:#fff}.direct-chat-olive .right>.direct-chat-text::after,.direct-chat-olive .right>.direc...

  let description = [{
$$\text{lr}_t := \mathrm{lr} \cdot \frac{\sqrt{1 - \beta_2^t}}{1 - \beta_1^t}$$
$$m_t := \beta_1 \cdot m_{t-1} + (1 - \beta_1) \cdot g$$
$$v_t := \beta_2 \cdot v_{t-1} + (1 - \beta_2) \cdot g^2$$

In like manner, when a Man views any Object PQR, [in _Fig._ 8.] the
Light which comes from the several Points of the Object is so refracted
by the transparent skins and humours of the Eye, (that is, by the
outward coat EFG, called the _Tunica Cornea_, and by the crystalline
humour AB which is beyond the Pupil _mk_) as to converge and meet again
in so many Points in the bottom of the Eye, and there to paint the

1F97A         ; valid                  ;      ; NV8    # 11.0 FACE WITH PLEADING EYES
1F97B         ; valid                  ;      ; NV8    # 12.0 SARI
1F97C..1F97F  ; valid                  ;      ; NV8    # 11.0 LAB COAT..FLAT SHOE
1F980..1F984  ; valid                  ;      ; NV8    # 8.0  CRAB..UNICORN FACE
1F985..1F991  ; valid                  ;      ; NV8    # 9.0  EAGLE..SQUID