Please suggest me additional symbol, I will add it to the poll list.

#1. Σ - Unicode

Σ12.2356


#2. C or C - Unicode (lunate sigma)

C12.2356
C12.2356


#3. Σ - Unicode (need change by adding a horizontal bar)

Σ12.2356



#4. C or C - Unicode (lunate sigma; need change by adding a horizontal bar)

C12.2356
C12.2356



#5. σ - Unicode (low case sigma)

σ12.2356


#6. Ȼ - Unicode

Ȼ12.2356


#7. Э - Unicode

Э12.2356


#8. Ͼ - Unicode (dotted lunate sigma) by seeksilence (https://bitcointalk.org/index.php?topic=735170.msg10806116#msg10806116)

Ͼ12.2356


#9. Ͽ - Unicode (reverse dotted lunate sigma)

Ͽ12.2356


#10. ₥ - Unicode

₥12.2356


#11. Ṃ - Unicode by kondiomir (https://bitcointalk.org/index.php?topic=735170.msg10772597#msg10772597)

Ṃ12.2356


#12. Ḿ - Unicode by kondiomir (https://bitcointalk.org/index.php?topic=735170.msg10772597#msg10772597)

Ḿ12.2356


#13. ₰ - Unicode by kondiomir (https://bitcointalk.org/index.php?topic=735170.msg10772597#msg10772597)

₰12.2356


#14. ɯ - Unicode by ulfie (https://bitcointalk.org/index.php?topic=735170.msg10797082#msg10797082)

ɯ12.2356


#15. ʍ - Unicode by ulfie (https://bitcointalk.org/index.php?topic=735170.msg10797082#msg10797082)

ʍ12.2356


#16. ℳ - Unicode by ulfie (https://bitcointalk.org/index.php?topic=735170.msg10797082#msg10797082)

ℳ12.2356


#17. µ - Unicode by ulfie (https://bitcointalk.org/index.php?topic=735170.msg10797082#msg10797082)

µ12.2356


#18. by Spexx (code) (https://bitcointalk.org/index.php?topic=735170.msg10757960#msg10757960)



12.2356

12.2356


#19. by dsyahputera (code) (https://bitcointalk.org/index.php?topic=735170.msg10748063#msg10748063)

12.2356
by jokowi
(I put vertical bar as one category)


#20. - Erkallys (https://bitcointalk.org/index.php?topic=994840.msg10815468#msg10815468)

12.2356



My opinion on the method creating the symbol:

• 1st consideration: existing Unicode character (no need of changing)
• 2nd consideration: existing Unicode character plus adding horizontal bar or html code