सिद्धान्तदर्पण (महामहोपाध्याय सामन्त चन्द्रशेखर सिंह - नग्न-नेत्र खगोल वेध एवं गणित महाकोश)
Siddhanta Darpana of Mahamahopadhyaya Samanta Chandrasekhara
सामन्त चन्द्रशेखर सिंह (सम्पादक: प्रो. योगेशचन्द्र राय) द्वारा
पृष्ठ 590, कुल 609 में से
संदर्भ में पढ़ें।४५Wait, column 3:१३५then।५? Wait, let's compare the two marks in row 45 col 3 with १५ in row 40 col 2 (१६ ।१५ ।५६): In १५: १is on the left,५is on the right. In row 45 col 3: the mark on the left is a vertical stroke।or१. The mark on the right... wait! Does it look like ५? Wait, let's compare it with ५in१३५: In १३५, ५has a rounded top-left loop/curve, going down and looping around to the right. Does the mark after१have that shape? NO! It has a vertical stem on the right and a loop on the left? No, it looks like a५? Wait, let's look at ४in१४(row 27:१४ ।२५): The ४has a loop on the left and a vertical line on the right! Wait, in row 45 col 3: the second stroke has a loop on the left and a vertical line on the right! That's a४or५? Wait, in standard Hindi font, ४` is written like: a loop at the bottom, or like a