Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0faabe57d2127b42018f3775af7ff16b58355e278ef1b37aeb6d4cdf32fe6ba8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^