∝
   Technical information
| Name: | Proportional To | 
| Symbol: | ∝ | 
| Unicode Number: | U+0221D | 
| HTML Code: | ∝ | 
| HTML Entity: | ∝ ∝ ∝ ∝ ∝ | 
| CSS Code: | \221D | 
| UTF-8 Encoding: | 0x221D | 
| UTF-16 Encoding: | 0x0000221D | 
| UTF-32 Encoding: | 0x000000000000221D |