Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 40b209aba3f3f42ab4ea44f9f13a956fc4882afa7ab825d75a4c18b81e157606:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^