Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6991571653d28ca9e86cd4fae817c75d6888781f47f1420dfd5308951fb50cb7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^