Communities

The Great Outdoors

Photography & Video

Scientific Speculation

Electrical Engineering

Languages & Linguistics

Software Development

Community Proposals

tag:snake search within a tag

answers:0 unanswered questions

user:xxxx search by author id

score:0.5 posts with 0.5+ score

"snake oil" exact phrase

votes:4 posts with 4+ votes

created:<1w created < 1 week ago

post_type:xxxx type of post

Notifications

Mark all as read See all your notifications »

Posts by Richard‭

5 posts

Score Age

71%

+3 −0

Q&A Why $\gamma\cdot\operatorname{grad}u<0$ in the Theorem? (Nirenberg academic paper)

1 answer · posted 4mo ago by Richard‭ · edited 3mo ago by Snoopy‭

Question geometry functional-analysis partial-differential-equations

71%

+3 −0

Q&A How to prove that solutions of semilinear differential equations is even function?

0 answers · posted 3mo ago by Richard‭

Question calculus partial-differential-equations

66%

+2 −0

Q&A Reflection in the plane with polar coordinates

1 answer · posted 4mo ago by Richard‭ · last activity 4mo ago by Richard‭

Question geometry coordinate-geometry linear-algebra polar

60%

+1 −0

Q&A Complex functions and inner product $\langle \frac{\partial f}{\partial z} , g\rangle $

2 answers · posted 4mo ago by Richard‭ · last activity 4mo ago by Richard‭

Question complex-analysis summation integral functional-analysis

50%

+0 −0

Q&A Complex functions and inner product $\langle \frac{\partial f}{\partial z} , g\rangle $

posted 4mo ago by Richard‭ · edited 4mo ago by Richard‭

Answer