Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc7b557cb3d3a7613ecca4720f3142ca6ce8184d7f74327cfdcf7b4b2bc37264:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^