布爾代數發明人 - 英國數學家、哲學家 George Boole 200歲生日 布爾代數發明人 - 英國數學家、哲學家 George Boole 200歲誕辰 <!-- .ddlshare-dialog{background:#fff;border:1px solid #adadad;box-shadow:0 4px 16px 0 rgba(0,0,0,0.2);-webkit-box-shadow:0 4px 16px 0 rgba(0,0,0,0.2);color:#212121;min-height:100px;outline:0;overflow:hidden;padding:32px;position:absolute;z-index:9001}.ddlshare-dialog-title{color:#212121;font-size:24px;margin:0 100px 16px 0}.ddlshare-dialog-title-close{background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABoAAAAaCAMAAACelLz8AAAABlBMVEX///8hISGsu/oUAAAAAXRSTlMAQObYZgAAAD1JREFUeNrF0jEOAAAEBEH3/08rt7hsKVSYRETMRSTaCUaDVEQLSh/fgrVgSBtShjj5QF/Dl295vLU/wEEsnE4AcRjh0jYAAAAASUVORK5CYII=) no-repeat;cursor:pointer;display:inline-block;height:26px;position:absolute;right:32px;top:32px;width:26px}.ddlshare-dialog-bg{background-color:#fff;height:100%;left:0;opacity:0.9;position:fixed;top:0;width:100%;z-index:9000}.ddls-text{border:1px solid #cdcdcd;border-color:rgba(0,0,0,0.15);width:298px}.ddl-share{cursor:pointer;height:32px;margin:4px 4px 16px;width:32px} --> 點選分享位置: 或是複製以下連結: <!-- ._P7b{height:26px;opacity:0.8;position:absolute;width:26px}._P7b:hover{opacity:1}._aGb,._bGb{height:22px;position:absolute;width:22px}._aGb{border-radius:6px;left:0;top:0}._bGb{left:2px;top:2px}a:active ._aGb,a:active ._bGb{margin:2px} -->