(I actually understand this post now! Well I get the theory, but need to revise definitions etc…)

]]>In this case, I knew the answer to the first, but had never thought about the converse. Induction? Worked nice, I am out of practice and wouldn’t have jumped to it.

I’d like my students to get some feeling for asking the follow ups: “how can we extend this?” “is there another question we can ask?” “can we generalize?” “is this always true?” “is this ever true?” and of course, “is the converse true as well?”

]]>(i had you listed as “inactive”

for a while there since you

hadn’t posted in a while …)

it might interest you to know

(in light of a comment of yours

made in the “math blogs” post)

that an “isabel” is blogging math

(do doing a darn good job *of* it) at

http://godplaysdice.blogspot.com/

.