Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32df800cf536c6dca12154e57b1bcf7ea92f42a3f343a2e154cecb465d488d2c:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^