Support
Get help
Send account, payment, course, mentorship, or talk questions to hello@mathelinux.io. Include the email on your MatheLinux account and any payment reference.
This address forwards to the MatheLinux operations inbox. The private destination can change later without changing the public support address.
Account access
Sign-in issues, OAuth account linking, email changes, and locked accounts.
Billing
Polar checkout, manual bank transfer, receipts, refunds, and access expiry.
Course issues
Broken lesson links, rendering problems, quiz answers, submissions, and certificate verification.
Community
Mentorship bookings, call links, career talks, recordings, and attendance questions.
Manual bank transfer
If you paid by bank transfer, send the MatheLinux reference, sender name, amount, and date. A manager verifies the bank record before access is granted.
Open billing