Although the (R) set must be at least ... which all S are R and all R are S. Both ... told that S and R exist in a biconditional ... cannot conclude that all R are S from the ...
I saved considerable space on my résumé by getting rid of bullet points and just using paragraphs. See examples: https://law.yale.edu/student-life/career-development/students/toolkit-student-job-seekers/resume-advice-samples