Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 761deed4261463ef4f91289ea0e660ebb1145423909a40d10ec777851e1276b4:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^