TY - GEN digital ID - 131982477 TI - Convex functions AU - Roberts, A.Wayne AU - Varberg, Dale E. PY - 1973 SN - 0125897405 9780080873725 0080873723 PB - New York Academic Press DB - UniCat KW - Functional analysis UR - https://www.unicat.be/uniCat?func=search&query=sysid:131982477 AB - ER -