变分法讲义笔记+课后习题答案CALCULUS OF VARIATIONS（英文）
Russak - Calculus of Variations & Solution Manual：
1.MA 4311 LECTURE NOTES on CALCULUS OF VARIATIONS  I. B. Russak2. MA 4311 SOLUTION MANUAL to CALCULUS OF VARIATIONS



变分法讲义笔记+课后习题答案CALCULUS OF VARIATIONS（英文）
Russak - Calculus of Variations & Solution Manual：
1.MA 4311 LECTURE NOTES on CALCULUS OF VARIATIONS  I. B. Russak2. MA 4311 SOLUTION MANUAL to CALCULUS OF VARIATIONS