1
绗?/p>
3
绔?/p>
瀵兼暟鍙婂叾搴旂敤
鍏ㄥ浗鍗蜂簲骞磋�冩儏鍥捐В
楂樿�冨懡棰樿寰嬫妸鎻?/p>
1.
鑰冩煡褰㈠紡
鏈珷鍐呭鍦ㄩ珮鑰冧腑涓�鑸槸鈥滀竴澶т竴灏忊�濓紟
2
锛庤�冩煡鍐呭
(1)
瀵兼暟鐨勫嚑浣曟剰涔変竴鑸湪閫夋嫨棰樻垨濉┖棰樹腑鑰?/p>
鏌ワ紝鏈夋椂涓庡嚱鏁扮殑鎬ц川鐩哥粨鍚堝嚭鐜板湪鍘嬭酱灏忛
涓紟
(2)
瑙ｇ瓟棰樹竴鑸兘鏄袱闂殑棰樼洰锛岀涓�闂�冩煡鏇?/p>
绾跨殑鍒囩嚎鏂圭▼銆?/p>
鍑芥暟鐨勫崟璋冨尯闂淬�?/p>
鍑芥暟鐨勬瀬鍊肩偣
绛夛紝
灞炰簬鍩虹闂锛?/p>
绗簩闂埄鐢ㄥ鏁拌瘉鏄庝笉绛夊紡锛?/p>
宸茬煡鍗曡皟鍖洪棿鎴栨瀬鍊兼眰鍙傛暟鐨勫彇鍊艰寖鍥达紝
鍑芥暟鐨?
闆剁偣绛夐棶棰橈紟
3
锛庡鑰冪瓥鐣?/p>
(1)
鐔熺粌鎺屾彙瀵兼暟鐨勮繍绠楀叕寮忥紝閲嶇偣鐮旂┒瀵兼暟鐨?/p>
鍑犱綍鎰忎箟銆?/p>
瀵兼暟涓庡嚱鏁扮殑鍗曡皟鎬с�?/p>
瀵兼暟涓庢瀬
(
鏈�
)
鍊笺�佸鏁颁笌涓嶇瓑寮忋�佸鏁颁笌鍑芥暟鐨勯浂鐐圭瓑闂锛?/p>
(2)
鍔犲己鏁板舰缁撳悎銆?/p>
鍒嗙被璁ㄨ绛夋暟瀛︽�濇兂鐨勫簲鐢?/p>
.
绗竴鑺?/p>
瀵兼暟鐨勬蹇靛強杩愮畻
[
鏈�鏂拌�冪翰
]
1.
浜嗚В瀵兼暟姒傚康鐨勫疄闄呰儗鏅紝鐞嗚В瀵兼暟鐨勫嚑浣曟剰涔?/p>
.2.
鑳芥牴鎹鏁板畾涔夋眰
鍑芥暟
y
锛?/p>
C
(
C
涓哄父鏁?/p>
)
锛?/p>
y
锛?/p>
x
锛?/p>
y
锛?/p>
x
2
锛?/p>
y
锛?/p>
x
3
锛?/p>
y
锛?/p>
1
x
锛?/p>
y
锛?/p>
x
鐨勫鏁?/p>
.3.
鑳藉埄鐢ㄥ熀鏈垵绛夊嚱鏁?
鐨勫鏁板叕寮忓拰瀵兼暟鐨勮繍绠楁硶鍒欐眰绠�鍗曞嚱鏁扮殑瀵兼暟锛?/p>
鑳芥眰绠�鍗曠殑澶嶅悎鍑芥暟
(
浠呴檺浜庡舰濡?/p>
f
(
ax
锛?
b
)
鐨勫鍚堝嚱鏁?/p>
)
鐨勫鏁帮紟
1
锛庡鏁颁笌瀵煎嚱鏁扮殑姒傚康
(1)
鍑芥暟
y
锛?/p>
f
(
x
)
鍦?/p>
x
锛?/p>
x
0
澶勭殑瀵兼暟
鍑芥暟
y
锛?/p>
f
(
x
)
鍦?/p>
x
0
鐐圭殑鐬椂鍙樺寲鐜囦负鍑芥暟
y
锛?/p>
f
(
x
)
鍦ㄧ偣
x
0
澶勭殑瀵兼暟锛岀敤
f
鈥?
x
0
)
琛ㄧず锛?/p>
璁颁綔
f
鈥?
x
0
)
锛?/p>
lim
x
1
鈫?/p>
x
0
f
x
1
锛?/p>
f
x
0
x
1
锛?/p>
x
0
锛?/p>
lim
螖
x
鈫?
f
x
0
锛嬑?/p>
x
锛?/p>
f
x
0
螖
x
.
(2)
瀵煎嚱鏁?/p>
濡傛灉涓�涓嚱鏁?/p>
f
(
x
)
鍦ㄥ尯闂?/p>
(
a
锛?/p>
b
)
涓婄殑姣忎竴鐐?/p>
x
澶勯兘鏈夊鏁帮紝
瀵兼暟鍊艰涓?/p>
f
鈥?
x
)
锛?/p>
f
鈥?
x
)