But, the most important part is that this was this particular problem this was a 4 dimensional problem, this was a 4 dimensional problem, this was a 4 dimensional problem in physical space.
किन्तु सबसे महत्वपूर्ण भाग यह है की यह ख़ास समस्या भौतिक तल में एक 4 विमीय समस्या थी, भौतिक तल अर्थात 3 विमीय अंतरिक्ष ओर समय ।