Top 10k strings from Vector Mathematics (1983)(WH Smith).tzx in <root> / bin / z80 / software / Sinclair Spectrum Collection TOSEC.exe / Sinclair ZX Spectrum - Utilities & Educational / Sinclair ZX Spectrum - Utilities & Educational - [TZX] (TOSEC-v2007-01-01) /
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3 " k ";
3 " j ";
3 " i ";
3 - enter:"
2 ;i$;" degrees"
2 ;" ";
2 (va2-va))+.5
2 '" Enter t-function range;
2 Vector equation"'"
1 w$="2*t*t"
1 vlt=vlt+op
1 the vector equation:"
1 rva=rva+360
1 rva=rva+180
1 p=p+m*(vl*
1 o=o+m*(vl*
1 k3=i*j1-j*i1
1 j3=i1*k-i*k1
1 i3=i1*k1-k*j1
1 i$(q)="T")
1 f(t), g(t) and h(t)
1 cp1=(vl*vl2*
1 any other letter
1 VECTORS \
1 PART 3
1 PART 2
1 GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGBGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGBV@GGGGGGGGGGGGGGGGGGGGGGGGGGGGBVt@GGGGGGGGGGGGGGGGGGGGGGGGGGGBVte@GGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGGGGGGGGGGGGGGGGGGBVtehGGGGGGGGGG
1 Created with Ramsoft MakeTZX
1 ;i$;" degrees"'
1 ;"ve = ";x$;"i";("+"
1 ;"___"'" dt"
1 ;"VECTOR MATHEMATICS"
1 ;"VECTOR EQUATION - ILLUSTRATION"
1 ;"VECTOR DIFFERENTIATION"
1 ;"VECTOR AND SCALAR PRODUCTS"
1 ;"TWO-DIMENSIONAL VECTORS"
1 ;"THREE-DIMENSIONAL VECTORS"
1 ;"SCALAR TRIPLE PRODUCT"
1 ;"SCALAR (DOT) PRODUCT"
1 ;"Press:I-input vector; M-multiplyvector; V-values; other-new mode"
1 ;"Press: V-values ";("R-repeat mode; any other letter - new mode"
1 ;"Press: V- enter vector equation;any other letter - change mode."
1 ;"Press: R-repeat mode; any other letter - new mode "
1 ;"Press: R - repeat mode"'"any other letter - change mode."
1 ;"Press any letter to continue."
1 ;"Press S for sound;"'" any other letter for silence!"
1 ;"Press D if you want a diagram; otherwise press any other letter"
1 ;"Plot point off the screen - plotting ignored ...":
1 ;"Enter vector, part k"
1 ;"Enter vector, part j"
1 ;"Enter vector, part i"
1 ;"Enter multiplication factor."
1 ;"Enter length of vector"
1 ;"Enter a number from 1 to 10 and press ENTER."
1 ;"Do you want sound?"
1 ;"CROSS-PRODUCT"
1 ;" Vector sum O";
1 ;" I=";i,"J=";j
1 ;" (";i1;",";j1;",";k1;")
1 ;" VECTOR EQUATION "
1 ;" SELECT MODE "
1 /r-va3))+.5
1 ."'''" Then as t varies from, say, 1 to 5, the result is a series of vectors varying in direction and magnitude."
1 *(i3*i2+j3*j2+k3*k2)+.5
1 *(i*i1+j*j1+k*k1)+.5
1 );j3;"j ";("+ "
1 );(" any other letter - continue"
1 (va2-va)*vl3*
1 (ii*ii+jj*jj+kk*kk))+.5
1 (ii*ii+jj*jj+kk*kk)
1 (i1*i1+j1*j1+k1*k1)=0
1 (i1*i1+j1*j1+k1*k1)))+.5
1 (i*i+j*j+k*k)=0
1 (i*i+j*j+k*k)*
1 (i*i+j*j+k*k)
1 (i$(q)="t"
1 ((i*i1+j*j1+k*k1)/(
1 '''" A vector equation has the form:"
1 ''" The t-function may be any expression for t, including a constant."
1 ''" The program can run in silence."
1 ''" How many vectors? Press 2 or 3."
1 ''" An illustration follows."
1 ''" Welcome to this program."
1 '" where:
1 '" the vector product is:";
1 '" the scalar product is:";
1 '" has as its differential:"
1 '" angle between the vectors is:";
1 '" With the third vector";
1 '" Vector (cross) product = "'
1 '" The differential is itself a vector, indicating the change of direction for each value of t of the original vector."
1 '" Suppose
1 '" Scalar triple product = "'
1 '" Scalar product = ";
1 '" Press:
1 '" Enter t-function, part k"
1 '" Enter t-function, part j"
1 '" Enter t-function, part i"
1 '" Enter step size"
1 '" Enter length of third vector"
1 '" Enter length of second vector"
1 '" Enter length of first vector"
1 '" Enter angle of third vector"
1 '" Enter angle of second vector"
1 '" Enter angle of first vector"
1 '" Differentiation of a vector equation is similar to that of an ordinary algebraic equation."
1 '" - ring when input is required"''" - buzz if you make a mistake"''" - beep each key depression."
1 '" ve=f(t)i + g(t)j + h(t)k"
1 '" (";i;",";j;",";k;")";
1 '" (";i2;",";j2;",";k2;")
1 '" ";i3;"i ";("+ "
1 '"
1 "-");y$;"j";("+"
1 "-");w$;"k"
1 " the scalar triple product is:";
1 " However, the computer can:"
1 " For the vectors";
1 " Angle=";
1 ve = 3i + tj + t
1 ve = 3i + 5tj + 2t
1 represents a variable such as time."
1 dve = 0i + 5j + 4tk
1 are functions of t."
1 Third vector
1 Second vector
1 ROBIN ALLOTT, 1983"
1 First vector
1 - to plot points only
1 - full diagram."
1 - explanation"
1 - calculation"
1 Vector differentiation"'"
1 Vector and scalar products using unit vectors"
1 Two-dimensional vectors"
1 Three-dimensional vectors"
1 Scalar triple product"
1 Scalar (dot) product"
1 Cross product"
1 - explanation"
1 A