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横看成岭侧成峰,远近高低各不同——也谈“几何法”判断直线与椭圆的位置关系
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Year:
2015
Type:
article
Source:
中学数学(高中版)上半月
Author:
吴洪生
Language:
Chinese
Topic:
Mathematics Education and Teaching Techniques
Subfield:
Education
Field:
Social Sciences
Domain:
Social Sciences
Open Access status:
closed
OpenAlex ID:
W968274555
FWCI:
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