Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd443f44f35c288fb454f2691759994aefc8b4e6f85c05b7f9ab6d66cf7c239b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^