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ERIC Number: EJ531428
Record Type: CIJE
Publication Date: 1996
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0025-5769
A Function Is a Mail Carrier.
Sand, Mark
Mathematics Teacher, v89 n6 p468-69 Sep 1996
Compares a function to a mail carrier, with each letter, or domain value, placed in exactly one mailbox, or range value. Continues the mail carrier analogy for a constant function, a one-to-one function, and an onto function. (AIM)
Descriptors: Functions (Mathematics), Mathematical Concepts, Mathematics Instruction, Secondary Education
Publication Type: Guides - Classroom - Teacher; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Analogies